滑轮组
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upper sheave block 上滑轮组
three-sheave block 三轮滑车
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
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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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