manufactured sand

基本解释

Manufactured sand was incorporated into the standard and so was respective technical re-quire ment and test method as well.
标准中列入了人工砂，增加了相关技术要求和试验方法。
The result shows that HPC can be compounded with tail mineral sand or the mixture of tail mineral sand and manufactured sand.
结果表明，尾矿以及尾矿人工砂可以用于拌合高性能混凝土。
In the paper, tests are carried out of manufactured sand concrete and natural sand concrete to study the effect of manufactured sand on the impervious performance of concrete.
本文通过试验测试天然砂和人工砂混凝土的抗渗性能，研究了人工砂对混凝土抗渗性能的影响；

It was an unofficial stance against manufactured housing, and Stacey and her peers had drawn a line in the sand.
FORBES: How Overcoming Bias And Partnering With The Competition Can Transform An Industry