pilot oil regulating valve的意思|示意

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控制油调节阀

控制油的调节阀 ... oil circulation valve 循环油阀 pilot oil regulating valve 控制油的调节阀 ; 控制油调节阀 fuel oil regulating valve 燃油调节阀 ...

控制油调节阀 ... oil circulation valve 循环油阀 pilot oil regulating valve 控制油的调节阀 ; 控制油调节阀 fuel oil regulating valve 燃油调节阀 ...