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随着电力工业的发展,粉煤灰的排放量逐年增加,现已达到年排灰7000万吨的水平,而且已积存粉煤灰5亿多吨,占地20多万亩,给环境保护造成很大压力。为了实现本世纪末粉煤灰年利用5000万吨的目标,国家计委颁发了《中国粉煤灰综合利用技术政策及其实施要点》,指明粉煤灰综合利用技术的总原则是认真贯彻“突出重点,因地制宜”和“巩固、完善、推广、提高”的方针,把大批量用灰技
With the development of the power industry, the discharge of fly ash has been increasing year by year, and has now reached the level of 70 million tons of ash discharged annually, and has accumulated more than 500 million tons of fly ash and an area of more than 200,000 hectares, which has caused environmental protection A lot of pressure. In order to achieve the goal of using 50 million tons of fly ash by the end of this century, the State Development Planning Commission issued the “Technical Policy and Implementation Key Points for Comprehensive Utilization of Fly Ash in China”. The general principle of specifying comprehensive utilization of fly ash is to conscientiously implement the “ Focus, according to local conditions ”and“ consolidate, improve, promote and improve ”approach, the large quantities of gray technology