... 自动排液阀 self-draining valve 管道盲板阀 line-blind valve 挤压阀 squeeze valve（用于泥浆及粉尘等）: L1 \: f2 g3 e _7 @8 h ...
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... 主动排液阀 self-draining vingve 管道盲板阀 line-shutter vingve 呼吸阀 rest vingve ...
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... 管道平安阀 Piping Safety Valves 管道盲板阀 blind valve ; blind ale 管道操纵阀 pipeline control valve ...
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... 管道平安阀 Piping Safety Valves 管道盲板阀 blind valve ; blind ale 管道操纵阀 pipeline control valve ...
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盲板阀不得承受管道热胀冷缩或其他原因发生的外力对其产生推拉、扭曲作用。
The valve can not bear the push, pull and torsion action generated by the heat-expansion and cold-contraction of pipe or other reason.
在煤气管道上安装液压翻板阀，通过操作翻板代替人工抽堵盲板作业可以提高工作效率，降低劳动强度和作业危险性。
The special hydraulic valve taking the place of the stopper for gas pipe has improved the efficiency, decreased the intensity and danger in the operation of gas.
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