预应力混凝土空心方桩技术规程
Technical specification for prestressed spun concrete square pile foundation
标准状态
发布于:2012-08-21
实施于:2012-11-01
废止
基本信息
DB 29-213-2012
现行
2012-08-21
2012-11-01
Technical specification for prestressed spun concrete square pile foundation