【建】 煤的分级
字博缘文学网在线英汉词典
coal grading
相关词语
- kennel coal 长焰煤;浊煤...
- fault coal 劣质煤...
- adustion of coal 煤的可燃性...
- sea coal 煤粉...
- coal n.煤,木炭vt.加煤vi.加...
- faulty coal 劣质煤...
- cannel coal 长焰煤;烛煤...
- carbonization of coal 煤之碳化...
- chinley coal 高级烟煤...
- washed coal 洗煤...
- jet coal 长焰煤;烛煤...
- candle coal 长焰煤;烛煤...
- carbonization properties of coal 煤之碳化性质...
- algae coal 藻煤...
- gas coal 气煤...
- coal pyrolysis 煤的热分解...
- charred coal 焦煤...
- wood coal 褐煤...
- caking coal 粘结性煤...
- coal cinder 煤渣...