单项选择题
A.3.28 m3/m3(干燃气) B.4.62 m3/m3(干燃气) C.4.76 m3/m3(干燃气) D.4.92 m3/m3(干燃气)
A.65.8 % B.65.76% C.63.92% D.64.28%
A.5.8%,1.45% B.6.7%,1.45% C.5.8%,2.28% D.6.7%,2.28%