pulverized coals combustion

• 煤粉燃烧

pulverized coals combustion的用法和样例：

例句

1. The emission of submicron particles from coal combustion has caused serious damage to the environment and human health.
   煤粉燃烧排放大量超细颗粒物对大气环境和人类健康造成了严重的危害。