... 识别,鉴定 identification 脉冲阀,冲动阀 impulse valve 1)开槽角度(焊接) 2)夹角 included angle ...
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arrangement of impulse valve 脉冲阀布置
impulse safety valve 脉冲式安全阀
impulse expansion valve 脉冲膨胀阀
The utility model has the advantage of that the connection pipe can be connected with the thread of the input end of an electromagnetic impulse valve without any tool.
本实用新型的优点是可以不用任何工具将连接管与电磁脉冲阀输入端螺纹相联接。
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