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利用控制工序过程能力指数来预控产品质量的一套质量管理方法,在国外许多厂家得到广泛地应用,并且取得了良好的效果。第一汽车厂、第二汽车厂等单位,在大力推行全面质量管理的工作中,在这方面也做了许多组织宣传、培训及具体测定和计算工作,取得了一些经验和成绩。质量控制工作一方面要靠专业部门有组织地、系统地开展,另一方面也要在群众中宣传推广科学的数理统计方法。本文的目的就是略谈工序过程能力指数及使其计算方法简单化、大众化方面的体会。
A set of quality management methods which use the process capability index to control the product quality has been widely used in many foreign countries and has achieved good results. In the work of vigorously promoting total quality management, the first automobile factory and the second automobile factory and other units also made many propaganda, training, specific measurement and calculation work in this area and gained some experience and achievements. On the one hand, quality control work must be carried out systematically by the professional departments on the one hand, and publicity and promotion of scientific and mathematical statistics methods should be carried out among the masses on the other hand. The purpose of this article is to give a brief account of the process capability index and its calculation method to simplify, popular experience.