本刊先后收到河北省大黑汀水库指挥部、河北省邢台地区朱庄水库指挥部以及广西壮族自治区大化水电站周廷鹏同志等关于大坝混凝土和砌石砂浆中掺用粉煤灰和外加剂的资料,都说明这是节约水泥和提高混凝土质量的一项有效措施。三个单位的这一经验有相同之处,又各有千秋。为了使读者对这方面情况有较全面的了解,本刊根据上述三个单位提供的资料,综合整理出这篇文章,供参考。 The publication has received the command of Daheiting Reservoir in Hebei Province, Xingtai area in Hebei Province Zhuzhuang Reservoir Command and the Guangxi Zhuang Autonomous Region Dahua Hydropower Station Comrade Zhou Tingpeng on the dam concrete and masonry mortar mixed with fly ash and additives The data, all show that this is saving cement and improve the quality of concrete is an effective measure. The three units of this experience are the same, they have their own advantages. In order to make readers have a more comprehensive understanding of the situation in this area, the magazine provides information based on the above three units, a comprehensive sorting out of this article for reference.