A.96196 B.95518 C.95555 D.95566
A.電信網(wǎng)絡(luò)規(guī)模B.電信網(wǎng)絡(luò)成本C.電信網(wǎng)絡(luò)運(yùn)行時(shí)間D.電信網(wǎng)絡(luò)覆蓋的地理范圍
A.56K B.9.6K C.270K D.2M