这种“神奇水泥”土坯农房经加固1.5厘米厚的架构能抗9度地震。
2022-07-14 10:38:44
CEMPI
130.5
-0.85 -0.65%
CONCPI
111.39
-0.90 -0.80%
CLKPI
136.95
-1.09 -0.79%
SPPI
50.90
-0.27 -0.53%
MORPI
80.62
+0.02 +0.02%
What is happening in the cement industry?