... 四作用手摇泵 quadruple-action hand pump 曲柄手摇泵 storm pump 手摇泵一个 a manual pump ...
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storm water pump 暴雨排水泵 ; 暴雨排抽水机 ; 暴雨排
storm water pump coupling 暴雨排水泵联轴器
storm wdined onr pump 暴雨排水泵
storm wdinedr pump 暴雨排水泵
storm whadvertisingr pump 暴雨排水泵
storm water pump station 暴雨水泵站
·2,447,543篇论文数据，部分数据来源于NoteExpress
Spring-actuated valve to be used on pump discharge. Swing check with outside lever and spring to be used on sump, sewage and storm drain lines.
弹簧执行机构止回阀用于管道排放。外置操作手柄和弹簧执行机构的旋启式止回阀用于污水坑、排污和雨水排泄管道。
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He added that sewerage upgrades carried out at pumping stations in 2001 were operating at peak capacity during the storm and that a stand-by pump had also been switched on.
BBC: Promise to act after flood damage
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