英语词汇“self-acting door”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	self-acting door
释义	self-acting door self-acting door [′self ¦ak·tiŋ ′dȯr] (mining engineering) A ventilation door that is constructed of two halves which move on small pulleys and which are forced apart centrally as the trams come in contact with the converging beams that operate the door.
随便看	unpledgedly unpli unpliable unpliably unpliant unplight unploughed unploughedly unplowed unplowedly unplucked unplug unpluged unplugged unplugging unpluging unplugs unplumb unplumbable unplumbed unplume unpmf unpmi unpo unpoa

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