1991年,建材行业依靠技术进步,抓紧以节能为中心的技术改造,在各级建材主管部门和企业的共同努力下,建材节能综合工程已开始全面实施。建材工业是耗能大户,年耗能为1亿多吨标煤,占全国能源总产量的11%左右。建材工 In 1991, the building materials industry relied on technological advancement and seized the technological transformation centered on energy conservation. With the joint efforts of building materials authorities and companies at all levels, the building energy-saving comprehensive project has begun to be fully implemented. The building materials industry is a large energy consumer with annual energy consumption of more than 100 million tons of standard coal, accounting for about 11% of the country’s total energy output. Building materials workers