单词	carbonaceous coal
释义	carbonaceous coal 半无烟煤
随便看	managing in times of change Managing Large Numbers of Tests managing lease and tenant relations managing level managing means managing measures managing mechanism managing medical insurance managing method of working bill managing microprocessor managing mode managing model managing modes managing money managing money matters managing municipal facilities of city managing my webmaster tools account managing officials through statecraft managing of information resources managing of mulberry field managing of scientific research managing of supply chains Managing of Wake Optical Signal managing operator managing organizational complexity