A.H6 B.P-OH C.N-CH3 D.HMDA
A.最高效率點(diǎn)對應(yīng)值 B.操作點(diǎn)對應(yīng)值 C.最大流量下對應(yīng)值 D.計(jì)算值
A.E-A002 B.E-A003 C.E-A004 D.E-A007