双滑轮 meaning in Chinese
sister block
Examples
- Cranes ; twin sheave bottom blocks ; assembly
起重机.双滑轮下滑车.组件 - Serial lifting appliances ; single and twin sheave bottom blocks for electric hoists ; assembly
系列提升装置.电动葫芦用单滑轮和双滑轮下滑车.组件 - A light tackle having double or single blocks , used to hoist or tighten rigging
轻型滑车双滑轮或单滑轮轻型滑车，用于升起或拉紧支撑船桅和帆的全部绳索