- n.齿轮变速装置
- infinitely variable speed gearing: 无级变速传动机构
- hydraulic variable speed drive: 液力变速传动; 液压变速传动
- hydraulicefficiency variable speed drive: 液压变速传动液压变速传动装置
- infinitely variable speed drive: 无级变速传动
- mechanical variable speed drive: 机械变速拖动装置
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