摘要
依靠粉煤灰作为掺合料可加强混凝土的流动性,有助于密实、均匀地填塞桩孔,避免离析,杜绝断桩,并且可以减少水泥用量,因而能够取得良好的经济效益和使用效果。
As a kind of admixture, fly ash can enhance the liquidity of concrete, make holes of piles tamped solidly and equably, avoid isolation and broken piles, and reduce the consumption of cement, which has good economic benefit and use effect.
出处
《交通标准化》
2009年第7期63-66,共4页
Communications Standardization
关键词
粉煤灰混凝土
配合比
设计
应用
fly ash concrete
mix proportion
design
application
