摘要
根据南坪项目预制箱梁的特点,在深圳地区现有的地材的基础上,采用正交法优化配合比,配制出了优质的缓凝早强大流态混凝土,满足了正常施工的要求和预制箱梁的质量要求。
According to the feature of Nanping item precast box-beam, in the foundation of Shenzhen area existing place and material, using the onhogonal law to optimize mixture ratio, We have formulated high quality retarded and high-early strength and large flow pattern concrete, which satisfied the normal construction request and the precast box-beam quality requirement.
出处
《混凝土》
CAS
CSCD
北大核心
2006年第4期65-69,共5页
Concrete
关键词
缓凝
早强
大流态
正交法
retardation high-early strength large flow pattern onhogonal law
