Compared with ordinary Portland cement, which choice in the following is right as to the composition of Portland cement for road?
A、IthasmoreC3AandlessC4AF;
B、IthasmoreC3SandlessC3A;
C、IthaslessC3AandmoreC3S;
D、IthaslessC3AandmoreC4AF
发布时间：2024-09-25 15:23:53
