短语词组短语canvas belt duck belting 帆布带belting duck 传动带帆布;运输带帆布;机带布;详细翻译stitch belting duck 多层皮带帆布balata belting duck 巴拉塔树胶带动帆布belting duck detail 传动带帆布stitched belting duck 多层传动带帆布belting g duck 传动带帆布 返回 duck belting