subsurface mine造句

例句与造句

1. Mineral sources are generally divided into subsurface mines.
2. The Commonwealth soldiers tried to blow up the fortifications of Belaya with the help of a subsurface mine but the engineers'calculations weren't precise enough.
3. The water that comes from subsurface mines is about 40 degrees to 65 degrees ( 4.4 to 18.3 degrees Celsius ), temperatures in which trout can thrive.
4. Processing of ore from a lode mine, whether it is a surface or subsurface mine, requires that the rock ore be crushed and pulverized before extraction of the valuable minerals begins.
5. The chemical processes involved in acid mine drainage are common around the world : where subsurface mining exposes metal sulfide minerals such as pyrite to water and air, this water must be carefully managed to prevent harm to riparian ecology.
6. It's difficult to find subsurface mine in a sentence. 用subsurface mine造句挺难的