滑轮组
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upper sheave block 上滑轮组
wooden sheave block [建] 木轮滑车
sheave block bearing 滑车组轴承
multiple sheave block 多轮滑车
sheave block component 滑车组部件
block sheave 滑车
steel sheave pulley block 钢轮滑车
double sheave steel block 双轮钢滑车
single sheave metal block 单轮金属滑车
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block and tackle , tackle block
Fixing arrangement of spreader with sheave block of crane shall be quick acting and simple.
固定吊具起重机滑轮座的安排应速效和简单。
youdao
From the crown sheave, manually pull and reeve the 1 inch Manila rope through the first sheave of the traveling block.
用人力把棕绳从天车轮上拉过来,再穿过第一个游车轮。
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