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根据建设部《1997年建设部工业产品标准制、修订项目计划》(建标[1997]号)等文件的要求,由中国建筑金属结构协会等单位编制的《聚氯
According to the Ministry of Construction “1997 Ministry of Construction Industry Product Standard System, Revised Project Plan” (Jianbiao [1997]) and other documents required by the China Building Metal Structure Association and other units prepared "poly chloride