科学技术进步推动了工业生产规模的扩大和发展,商品生产品种和数量的不断增长,又加速了质量评价制度的进程。二十世纪开始,发达国家或经济强国纷纷建立了质量评价制度,使这些国家收到了显著的经济效果,打开了产品销路,占领了国内市场。标准促进了商品交换和贸易的发展,同时为国民经济的迅速发展起着润滑剂的作用,没有标准发展就会 The progress of science and technology has promoted the expansion and development of the scale of industrial production, and the continuous growth of varieties and quantities of commodity production has accelerated the progress of the quality evaluation system. Beginning in the twentieth century, developed countries or economic powers established quality evaluation systems in succession, which have brought remarkable economic results to these countries and opened up sales channels for products and took over the domestic market. The standards promoted the development of exchange of goods and trade and at the same time played the role of a lubricant for the rapid development of the national economy. Without standard development,