混凝土用碎石(卵石)检测
JGJ 53-1992 普通混凝土用碎石或卵石质量标准及检验方法
Technical requirements and test method of gravel and crushed
混凝土砌块和砖检测
AASHTO HB-17 DIVISION II SEC 15-2002 混凝土砌块和砖砌体
Concrete block and brick masonry shall consist of con-
crete b
混凝土用碎石(卵石)检测
JGJ 53-1992 普通混凝土用碎石或卵石质量标准及检验方法
Technical requirements and test method of gravel and crushed