Standard of chemistrys industry trade of the peoples republic of china regulations for operative technique of high pressures spurtal pour thick liquid construction
基本信息
标准号:
HG/T 20691-2006
名称:
高压喷射注浆施工操作技术规程
英文名称:
Standard of chemistrys industry trade of the peoples republic of china regulations for operative technique of high pressures spurtal pour thick liquid construction