burning coal
短语词组
- burning of coal 煤的燃燒
- burning primarily coal products 煤制品的燃燒
- burning of coal blending 配煤燃燒
- wlung burning ashed coal 精煤
- burning of coal oil 煤油燃燒
- burning brown coal 摻燒褐煤
- clean burning of coal 煤的潔淨燃燒
- boiler burning with coal 燃煤鍋爐
- burning of coal and oil 煤油燃燒 返回 burning coal