... double screen printing machine 双面绢网印花机 double seal valve 双密封阀 double seam welder 双层缝焊机 ...
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double-seal valve 双密封阀
double -seal valve 双密封阀
double e seal valve 双密封阀
double seal dust valve 双层密封放灰阀
double-seal rail valve 双密封导轨阀
When disconnecting cylinders with diaphragm valves, it is most important to double close the valve and to properly install the outlet seal.
当切断钢瓶和隔膜阀的连接时,两次关闭阀门和正确安装排气口密封是最重要的。
One valve includes a cap (56) that provides a double seal (58, 60) .
一个阀门包括提供了双重密 封件(58、60)的盖子(56)。
Fully sealed: with cover and pole double seal design to prevent leakage of electrolysis. and the reliability of safe-valve prevent oxygen and dust from outside enter into the battery.
采用电池槽盖、极柱双重密封设计,防止漏液,可靠的安全阀可防止外部空气和尘埃进入电池内部。
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