with roller meaning in English
小滚珠
Examples
- Ships ' steel cargo blocks with roller bearings
船上吊货用带滚柱轴承的钢制滑轮 - Ships ' cast steel cargo blocks with roller bearings
船上吊货用带滚柱轴承的铸钢滑轮 - Hand - driven cranes ; track wheels with roller bearings
人工操作起重机.带滚动轴承的轨道轮 - Cranes ; crane rail wheels with roller bearings , bearing covers
起重机.带滚柱轴承起重机导轨轮.轴承盖 - Crane ; crane rail wheels with roller bearings , flattening of axle bushes
起重机.装有轴套补偿滚子轴承的起重机轨道轮