机械毕业设计-机电毕业设计论文-模具数控毕业设计专业订做-中国诚信机械毕业论文网 关键词：卷扬机；卷筒；卷筒轴；滑轮组 [gap=1129]Key words: Windlass; Reel; Reel axis; Block and tackle
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block-and-tackle 复滑车 ; 滑车组
block and tackle tacke block 绳子或其他柔性材料与滑轮相组合的机件
chain-and-tackle block 链条起重滑车 ; 炼接滑轮
tackle and block 滑轮组
chain and tackle block 链条起重滑车
N a hoisting device in which a rope or chain is passed around a pair of blocks containing one or more pulleys. The upper block is secured overhead and the lower block supports the load, the effort being applied to the free end of the rope or chain 滑轮组
I finally hoisted him up with a block and tackle.
我最终用滑轮组把他拉了上去。
I finally hoisted him up with a block and tackle.
我最终用滑轮组把他吊了上去。
When opening, carrying or installing it, please use block and tackle, chain block, fork lift truck or other assistant devices.
在开箱·搬运·安装时，请使用吊滑轮，起重机，叉式升运机等辅助设备。
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