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前言通常,将电厂煤粉炉烟道气中收集的粉尘称为粉煤灰。目前,世界各国的电力工业仍以煤炭为电厂的主要燃料,每年粉煤灰量多达数亿吨,并逐年增加。因此,各国对粉煤灰的综合利用非常重视。一些国家为了研究粉煤灰的综合利用成立了专门机构,并取得很大的成效。许多国家已经制定了用于建材方面的粉煤灰标准。据不完全统计,我国目前每年的粉煤灰排
Foreword In general, the dust collected in the flue gas of a power plant pulverized coal boiler is called fly ash. At present, the power industry in countries all over the world still uses coal as the main fuel for power plants. The annual amount of fly ash is up to several hundred million tons, and it has increased year by year. Therefore, all countries attach great importance to the comprehensive utilization of fly ash. Some countries have set up specialized agencies to study the comprehensive utilization of fly ash and have achieved great results. Many countries have already established fly ash standards for building materials. According to incomplete statistics, China’s current annual fly ash