The robot is a lighter, more portable piece of equipment than an NC machine tool.
与数控机床相比，机器人是一种重量更轻、更便于携带的设备。
Secondly, total error models for an NC machine tool, were developed, the error parameters were identified and the software error compensation was accomplished.
其次是数控机床全误差模型的建立，误差参数辨识和软件补偿的实现。
The tooth side slack of the gear influences the machining accuracy of NC machine tool directly, so, taking out the slack of feed drive gearing is an important item in the machine tool rebuilding.
齿轮的齿侧间隙直接影响数控机床的加工精度，因此，进给系统传动间隙的消除是机床数控改造的一项重要内容。
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