sheave block
短语词组
- single sheave metal block 单轮金属滑车
- multiple sheave pulley block 多坑辘轳
- double sheave steel block 双轮钢滑车
- steel sheave pulley block 钢轮滑车
- single sheave pulley block 单轮滑车
- double -sheave wooden block 双轮木滑车
- wooden sheave block [建]木轮滑车
- sheave block component 滑车组部件
- sheave block bearing 滑车组轴承 返回 sheave block