·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
youdao
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。
应用推荐
模块上移
模块下移
不移动