The following measures not belonging to the measures to improve the durability of concrete are ()
A. According to the different environment and engineering properties of the project, appropriate cement varieties are selected
B. Minimize water cement ratio
C. Using high strength stone
D. Use well graded and clean aggregate
Answer:C
The following measures not belonging to the measures to improve the durability of concrete are ()
A. According to the different environment and engineering properties of the project, appropriate cement varieties are selected B. Minimize water cement ratio C. Using high strength stone D. Use well graded and clean aggregate