burning coal
短语词组
- burning of coal 煤的燃烧
- burning primarily coal products 煤制品的燃烧
- burning of coal blending 配煤燃烧
- wlung burning ashed coal 精煤
- burning of coal oil 煤油燃烧
- burning brown coal 掺烧褐煤
- clean burning of coal 煤的洁净燃烧
- boiler burning with coal 燃煤锅炉
- burning of coal and oil 煤油燃烧 返回 burning coal