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根据国家建委建材产品标准化规划,由河南省建委主持,于一九七三年十一月在郑州市召开了全国膨胀珍珠岩标准座谈会。会议期间,代表们认真学习了十大文件。与会者在十大精神的鼓舞下,交流了国内膨胀珍珠岩生产、使用的情况与经验,讨论和确定了膨胀珍珠岩标准制订的原则、内容与要求;成立了标准起草小组,开始了膨胀珍珠岩标准的制订工作。
According to the National Construction Committee’s standardization plan for building materials products, chaired by the Henan Provincial Construction Commission, a national standard for expanded perlite was held in Zhengzhou City in November 1973. During the meeting, delegates carefully studied the top ten documents. Inspired by the Ten Spirits, the participants exchanged information and experiences on the production and use of expanded perlite in China. The participants discussed and determined the principles, contents, and requirements for the development of expanded perlite; established a standard drafting group and began expanding pearls. Rock standards work.