A.RASPPPOE B.PPPOE C.NETPPPOE D.WINPPPOE
A.R^3+R^-5 B.R^4+R^-5 C.R^3+R^-4 D.R^4+R^-4
A.是原數(shù)的1/64 B.是原數(shù)的1/8 C.是原數(shù)的8倍 D.是原數(shù)的64倍