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movable pulley

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un.滑动轮；动滑车
网络动滑轮；滑动滑车

movable pulley

movable pulley

英-汉网络释义

movable pulley

动滑轮

英语词汇-数学词汇_专业词汇 ... motion 运动 movable pulley 动滑轮 multinomial 多项式 ...

滑动轮

pulley-英汉词典-英中字典-速译通... ... motor pulley 电动机皮带轮 movable pulley 滑动轮 movement weight pulley 重锤滑轮 ...

滑动滑车

移动滑轮，游动滑... ... ) removable tackle 移动滑车 ) movable pulley 滑动滑车 ) combination travelling block 联合游动滑车 ...

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