上海市建筑工程局于一九八三年下达了利用电厂电收尘混合粉煤灰作混凝土掺合料的试验研究项目,该项住务,由上海市第三建筑工程公司和上海市建筑施工技术研究所联合承担,两年来,按照国家有关混凝土试验的各项规定,以上海杨浦厂一、二电场电收尘混合粉煤灰为主(细度不大于25％即0.08 In 1983, the Shanghai Municipal Construction Engineering Bureau issued a pilot research project using power plant electric dust collection mixed fly ash as concrete admixture. The construction of the project was undertaken by Shanghai No. 3 Construction Engineering Company and Shanghai Construction. The Institute of Technology jointly undertakes, in the past two years, according to the provisions of the State’s relevant concrete tests, the primary and secondary electric field dust collection mixed fly ash of Shanghai Yangpu Plant is the main (fineness is not more than 25% or 0.08