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最近对齿形误差国际标准《ISO 1328—1975)进行全面修订。该标准系以德国标准(DIN)为基础,定义严密;但数据处理方法容易受测量者主观影响,于是研究出以专用电脑处理数据的新系统.该系统的硬件由PC8801
The recent revision of the international standard ISO 1728-1975 for toothed errors. The standard is based on the German standard (DIN) as a basis for the definition of tight; but data processing methods vulnerable to the subjective influence of the surveyor, thus developed a dedicated computer to process data of the new system.The hardware of the system by the PC8801