travelling block
英 [ˈtrævlɪŋ blɒk]
美 [ˈtrævlɪŋ blɑːk]
网络 游车大钩; 移动滑车; 动滑车; 游动滑车; 动滑轮
双语例句
- When hoisting any large or heavy equipment off the catwalk always check the Working Load Limit ( WLL) of the air winch, or use the travelling block or crane if available.
当从猫道上提升体积大或较重的设备时，要检查气动绞车的额定工作负荷，或使用游车或吊车（如果有）。 - I don't think it will be difficult for you to do the maintenance work for this travelling block, for its construction is quite simple.
我以为你要维修这个游动滑车并不难，因为它的构造非常简单。 - The travelling block is one of the most useful rig parts.
游动滑车是最有用的钻机部件之一。