manufactured sand

基本解釋

Manufactured sand was incorporated into the standard and so was respective technical re-quire ment and test method as well.
標準中列入了人工砂，增加了相關技術要求和試驗方法。
The result shows that HPC can be compounded with tail mineral sand or the mixture of tail mineral sand and manufactured sand.
結果表明，尾礦以及尾礦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.
本文通過試驗測試天然砂和人工砂混凝土的抗?jié)B性能，研究了人工砂對混凝土抗?jié)B性能的影響；

It was an unofficial stance against manufactured housing, and Stacey and her peers had drawn a line in the sand.
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