sand and gravel concrete的意思|示意
砂砾石混凝土
sand and gravel concrete相关短语
1、 consolidated sand and gravel concrete 固结砂砾料混凝土筑坝
sand and gravel concrete相关例句
Effect of clay content and rock powder of gravel and sand on concrete property is studied in this paper, include compressive strength, impermeability and dry shrinkage.
本文研究了石子和砂子的不同粘土含量、石粉含量对混凝土强度、抗渗性和收缩性能的影响。
The workmen mixed sand, gravel, and cement to make concrete.
工人们把沙，石子和水泥混和成混凝土。
Concrete consists of cement, sand and gravel, mixed with water. .
混凝土是水泥、沙子和碎石加水构成的。