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推出了一种新的针阀体座面圆跳动误差测量装置 ,介绍了误差的计算与评定方法。实际的测量结果与误差分析表明 ,该测量装置较好地达到了测量精度的要求
A new measuring device for the circle error of the needle seat was introduced. The calculation and evaluation of the error were introduced. The actual measurement results and error analysis show that the measuring device better meets the measurement accuracy requirements