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同时,在这一时期,伴随着石材业的快速发展,相应的行业技术标准得到完善。在原国家建委有关局组织下着手制定了我国建筑水磨石制品、天然大理石、天然花岗石三个标准,并于1975年在山东青
Meanwhile, during this period, along with the rapid development of the stone industry, the corresponding technical standards of the industry have been improved. In the former State Construction Commission relevant bureau organization has set forth China’s construction terrazzo products, natural marble, natural granite three standards, and in 1975 in Shandong Green