英语词汇“change-speed gearing”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	change-speed gearing
释义	change-speed gearing[作业运输] 变速齿轮传动; 变速齿轮; 车辆变速齿轮机构; 变速传动装置 [机械工程照明加热] 变速齿轮传动
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