英语词汇“hoist back-out switch”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	hoist back-out switch
释义	hoist back-out switch hoist back-out switch [′hoist ¦bak‚au̇t ‚swich] (mechanical engineering) A protective switch that permits hoist operation only in the reverse direction in case of overwind.
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