mestite

例句：

1. 1.The factory produces a lot of mestite for the construction industry.
   这家工厂为建筑业生产大量的矿渣。
2. 2. The engineer analyzed the mestite to determine its chemical composition.
   工程师分析了矿渣以确定其化学成分。
3. 3.The mestite was used as a building material in the construction project.
   矿渣被用作建筑项目的材料。