| 释义 |
pulley block
释义
滑轮组：用于改变方向或增加力量的装置。
例句
1·The pulley block on the head of the main arm can be a combined type pulley block .
所述主臂的头部的滑轮组还可 以是组合式滑轮组。
2·The skillful design of the pulley block makes the largest door leaf able to bear the 400kg dead load of the leaf.
滑轮组的巧妙设计，使最大门扇可承受400公斤的门扇自重。
3·The composition, principle and characteristics of the mechanism are analyzed. The hydraulic cylinder and pulley block are designed.
重点分析了该机构的组成、工作原理和结构特点等，对转向缸和滑轮组进行了简要的分析计算。
同义词
滑轮组
block and tackletackle block
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