这段路，你为什么不滑车省些油呢？
他们用滑车把机器抬起来。
每根钢索的单股钢丝束悬挂在滑车组上。
The individual strands of each cable were hung in pulley blocks.
我们需要使用这个滑车。
有时在滑车回关节窝时能听到清脆的弹响声。
Sometimes can hear clear and crisply play sound when the pulley returns to joint nest.
这允许油在要在滑车周遭渗漏的鼻子运动里。
This allowed the oil in the nose drive to leak out around the pulley.
为更换缠绕在天车和游动滑车周围的钻井钢丝绳用。
To replace the drilling line wrapped around the crown block and traveling block.
在此基础上，提出原子滑车的数字化设计平台的结构体系并分析其功能。
Research on Digital Design System of High Speed Spindle of Machine Tool Based on SolidEdge;
在此基础上，提出原子滑车的数字化设计平台的结构体系并分析其功能。
Research on Digital Design System of High Speed Spindle of Machine Tool Based on SolidEdge;
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