商人博客 ... 垂直板式蝶阀 Vertical disc type butterfly valve 磁耦合截止阀 Magnetic Co-operate Globe Valve 单阀碟双面平行密封闸阀 parallel single disk gate valve ...
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The babbitt adjustable Hammer-Blow Sprocket Rim is for use with hard to operate gate, globe and Angle valves in overhead locations.
对于高度超过头部，操作困难的闸阀、截止阀和角阀，可以采用巴氏可调节锤击链轮。
Rim is for use with hard to operate gate, globe and Angle valves in overhead locations.
对于高度超过头部，操作困难的闸阀、截止阀和角阀，可以采用巴氏可调节锤击链轮。
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