... bellows词组用法总结 : actuating bellows 控制膜盒 adjustable bellows 可调膜盒 ...
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... 控制媒介 {化工} control agent 控制膜盒 actuating bellows; operating bellows 控制能力 control ability ...
基于6个网页-相关网页
短语
膜盒控制导阀
bellows-operated pilot valve
;
operated pilot valve
膜盒控制阀
bellows operated pilot valve
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