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EP早强泵送剂于1987年12月2～3日在北京由国家建材局、建筑材料科学院及铁道部专业设计院组织通过了院级鉴定。参加鉴定会的有铁道部系统的科学院、设计院、工程局、铁路局、工程指挥部、桥梁厂、各学院以及北京市二建、三建、五建、六建、工程公司、中国建筑公司、交通部公路一局、冶金部冶建总院、北京市建筑工程研究所、中国建筑科学院混凝土所、化工厂等26个单位,计42名代表。与会代表一致认为EP早强泵送剂是一种兼有
EP early strength pumping agent was passed by the National Institute of Building Materials, Academy of Building Materials and the professional design institute of the Ministry of Railways in Beijing from December 2nd to 3rd, 1987. Participants in the appraisal meeting include the Academy of Sciences, Design Institute, Engineering Bureau, Railway Administration, Engineering Command, Bridges, and Colleges of the Ministry of Railways, as well as Beijing Jianshe, Sanjian, Wujian, Liujian, Engineering, and China Construction. , Ministry of Communications Highway Bureau, Ministry of Metallurgical Ministry of Metallurgical Construction, Beijing Institute of Architectural Engineering, Chinese Academy of Building Sciences, concrete, chemical plants and other 26 units, including 42 representatives. Participants agreed that EP early strength pumping agent is a combination of