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. Reduce the water cement ratio as much as possible
C. 澳门威尼人8188网站ing high strength stone
D. 澳门威尼人8188网站e 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. Reduce the water cement ratio as much as possible C. 澳门威尼人8188网站ing high strength stone D. 澳门威尼人8188网站e well graded and clean aggregate