封闭式跨轮
词语: 封闭式跨轮
解释: encased back gear
词典: 造纸专业汉英词典
封闭式跨轮 相关解释
encased back gear 〔名词〕封闭式背齿轮
encased back gear 〔名词〕封闭式背齿轮,封闭式跨轮
封闭式跨轮 encased back gear
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