The software compensation of geometric error is realized in 4-coordinate NC machine tool.
在4坐标数控机床上实现了几何误差的软件补偿。
Manufacturing and assembly errors of key geometric parameters are obtained by experiments which supplies basis of machine error compensation.
通过试验，获得了该机床的关键几何参数的加工和装配误差，为机床的误差补偿提供了重要依据。
The geometric error modeling of NC machine tools is the key technique to dynamics design, precision analysis and error compensation. It is the important step to improve the precision of machine tools.
数控机床的误差建模是进行机床运动设计、精度分析和误差补偿的关键技术，也是保证机床加工精度的重要环节。
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