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单向阀怎么说 急 [Copy link] 中文

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Post time 2007-8-25 09:51:31 |Display all floors
有人要定东西单向阀英语怎么说谢谢!在线等

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Post time 2007-8-25 10:18:35 |Display all floors
单向阀,就是止回阀,check valve.

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Post time 2007-8-25 10:19:43 |Display all floors

reply for how to say 单向阀

check valve

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Post time 2007-8-25 10:21:13 |Display all floors

reply for how to say 单向阀

check valve

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