的意思 corase coal

1. The miners dug deep into the earth to extract coarse coal for energy production.
矿工们深入地下开采粗煤以供能源生产。

2. The coarse coal was loaded onto trucks and transported to the power plant.
粗煤被装载到卡车上运往发电厂。

3. The quality of the coarse coal was not suitable for use in the steel industry.
这种粗煤的质量不适合在钢铁行业中使用。

4. The government implemented regulations to reduce the emissions from burning coarse coal.
政府实施了规定，以减少燃烧粗煤产生的排放。

5. The workers wore protective gear while handling the coarse coal to prevent accidents.
工人在处理粗煤时穿着防护装备，以防止事故发生。

6. The coal mine was known for producing high-quality coarse coal that was in high demand.
这座煤矿以生产高质量的粗煤而闻名，供不应求。