预制混凝土路缘石和边缘|沙特标准|SASO-1249
SASO-1249
Metods of test for precast concrete kerbs and edgings
预制混凝土路缘石和边缘的试验方法
Applying Type : Standard Regulation
Standard Year : 1998
Approval Year : 1998
预制混凝土路缘石和边缘|沙特标准|SASO-1249
SASO-1249
Metods of test for precast concrete kerbs and edgings
预制混凝土路缘石和边缘的试验方法
Applying Type : Standard Regulation
Standard Year : 1998
Approval Year : 1998
15271807183 |
在线认证咨询 |