摘要
从技术角度和经济角度阐述了流态粉煤灰在桥涵台背回填中的应用。
This article describes the application of flowing fly - ash to backfilling behind abutments of bridges and culverts in the view of technique and economy.
出处
《内蒙古公路与运输》
2008年第1期29-30,共2页
Highways & Transportation in Inner Mongolia
关键词
流态粉煤灰
台背回填
应用
flowing fly- ash
backfilling behind abutments
application
