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當前位置: 首頁 » 供應產品 » » 多級泵 »150D30*7多級離心泵,D155-30*7多級離心泵

150D30*7多級離心泵,D155-30*7多級離心泵

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產品價格: 709/人民幣 
最后更新: 2013-07-12 09:08:31
產品產地: 長沙
發(fā)貨地: 長沙 (發(fā)貨期:當天內發(fā)貨)
供應數量: 不限
有效期: 長期有效
最少起訂: 1
瀏覽次數: 155
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    產品詳細說明

    知識交流區(qū)--------------------------D礦用耐磨多級離心泵裝應該注意什么?
    安裝注意事項  1、安裝時管路重量不應承受在泵上,否則易損壞水泵;  2、安裝時必須擰緊地腳螺栓,且每間隔一定時段應對泵進行檢查防止其松動,以免水泵起動時發(fā)生劇烈振動而影響泵的性能;  2、安裝水泵前應仔細檢查泵流道內有無影響水泵運行的硬質物(如石塊、鐵砂等)以免水泵運行時損壞過流部件:  2、為了維護方便和使用安全,在泵的進出口管路上安裝一只調節(jié)閥及在泵進出口附近安裝一只壓力表,對于高揚程泵,為防止水錘,還應在出口閘閥前安裝一只止回閥以應付突然斷電等失去動力而生產的事故,從而確保水泵在最佳工況下運行,延長水泵的使用壽命;  2、泵用于有吸程場合,應裝有底閥,并且進口管路不應有過多彎道,同時不得有漏水、漏氣現象,以免影響水泵的吸入性能;  2、為不使雜質進入泵內而堵塞流道影響性能,應在泵進口前面安裝過濾器;  2、安裝管路前轉動水泵的轉子部件,應無磨擦或卡死現象,否則應將泵拆開檢查原因。

     
    150D30*7臥式多級離心泵,長沙東方工業(yè)泵廠優(yōu)勢產品,十七年堅持生產臥式多級離心泵,傾力奉獻!

    流量:155立方米每小時(m3/h),揚程:210米(m),進出口徑均為:150mm,電機功率:160KW-4極。

    --------------------------多級泵效率計算公式及汽蝕余量、吸程概念
    什么叫多級泵的效率?公式如何?
    指多級泵的有效功率和軸功率之比。η=pe/p
    泵的功率通常指輸入功率,即原動機傳到泵軸上的功率,故又稱軸功率,用p表示。
    有效功率即:泵的揚程和質量流量及重力加速度的乘積。

    pe=ρg qh (w) 或pe=γqh/1000 (kw)     ρ:泵輸送液體的密度(kg/m3)
    γ:泵輸送液體的重度 γ=ρg (n/ m3)     g:重力加速度(m/s)
    質量流量 qm=ρq (t/h 或 kg/s)

    什么叫汽蝕余量?什么叫吸程?各自計量單位表示字母?
    泵在工作時液體在葉輪的進口處因一定真空壓力下會產生汽體,汽化的氣泡在液體質點的撞擊運動下,對葉輪等金屬表面產生剝蝕,從而破壞葉輪等金屬,此時真空壓力叫汽化壓力,汽蝕余量是指在泵吸入口處單位重量液體所具有的超過汽化壓力的富余能量。l單位用米標注,用(npsh)r。吸程即為必需汽蝕余量δh:即泵允許吸液體的真空度,亦即泵允許的安裝高度,單位用米。
    吸程=標準大氣壓(10.33米)-汽蝕余量-安全量(0.5米)

    易損件:首級口環(huán)(首級密封環(huán))、次級口環(huán)(次級密封環(huán))、軸套、導葉套、平衡環(huán)、平衡盤、平衡套、填料、機械密封、葉輪。材質:耐磨鑄鐵,鑄鋼,球鐵,不銹鋼等

    保質期:正常使用情況下,易損件保質半年,整機保質一年,配件供應充足。

     
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
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    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,

    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,
    150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,150D30*7,


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