A.100M B.1000M C.2400M D.100/24M
A.網(wǎng)絡結構資源 B.網(wǎng)絡關系資源 C.網(wǎng)絡節(jié)點資源 D.網(wǎng)絡性能資源
A.25 B.26 C.27 D.28