每千克标准煤发热量为()kJ A.20934B.25120.8C.29307.6D.12560.4
每千克标准煤发热量为()kJ
A.20934
B.25120.8
C.29307.6
D.12560.4
相关考题:
标准煤是指收到基发热量为 kJ/kg的煤
A.20934
B.25120.8
C.29307.6
D.12560.4