... hydraulic back-pressure valve 液压止回阀 ; 水压逆止阀 back pressure spring valve 背压弹簧阀 BPV back pressure valve 背压阀 ...
基于58个网页-相关网页
... auxiliary valve spring 副阀弹簧 back pressure spring valve 止回弹簧阀 backpressure spring valve 背压弹簧阀 ...
基于1个网页-相关网页
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