The position accuracy of machine tool is directly affected by the servo-control method which should be properly selected to ensure the high position accuracy of a CNC system.
伺服控制方法是影响机床定位精度的关键因素之一，要保证数控系统的高定位精度，应采用合理的伺服控制方法。
The testing results showed that the rise-temperature of spindle bearings can be reduced, the thermal stability of spindle axis and the machining accuracy of machine tool can also be improved.
试验结果表明，这种热管不但能降低主轴轴承的温升，而且可大大提高主轴轴线的热稳定性，从而提高机床的加工精度。
The testing results showed that the rise-temperature of spindle bearings can be reduced, the thermal stability of spindle axis and the machining accuracy of machine tool can also be improved.
试验结果表明，这种热管不但能降低主轴轴承的温升，而且可大大提高主轴轴线的热稳定性，从而提高机床的加工精度。
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