词语fine coal
解释粉煤
fine coal〔名词〕粉煤详细»
粉煤fine coal;powdered coal详细»
粉煤〔名词〕pulverized coal详细»
粉煤fine coal详细»
粉煤fine coal;powder coal;powdered coal;pulverized coal详细»
粉煤powdery coal;pulverized coal详细»
粉煤dust coal fine coal powdered coal pulverized coal详细»
粉煤dust coal;fine coal;pulverized coal;slack coal详细»
粉煤pulverized coal详细»