On the performance requirements of superplasticizer used in high performance concrete, the error is ()
A. Low water reduction rate
B. Small slump loss
C. The durability of concrete can be improved obviously
D. It has good compatibility with cement
Answer:A
On the performance requirements of superplasticizer used in high performance concrete, the error is ()
A. Low water reduction rate B. Small slump loss C. The durability of concrete can be improved obviously D. It has good compatibility with cement