英语词汇“double-drum hoist”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	double-drum hoist
释义	double-drum hoist double-drum hoist [¦dəb·əl ¦drəm ′hoist] (mechanical engineering) A hoisting device consisting of two cable drums which rotate in opposite directions and can be operated separately or together.
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