... slide valve outside lap 滑阀外余面 lap valve 余面阀 zero lap valve 零叠量阀 ...
基于8个网页-相关网页
短语
正余面阀
overlapped valve
阀余面
[机]
valve lap
;
lap of valve
滑阀余面
lap of slide valve
排汽余面滑阀
exhaustlap
滑阀外余面
slide valve outside lap
滑阀内余面
slide valve inside lap
汽阀余面
valve lap