網(wǎng)絡(luò)一般性術(shù)語-D

D 　Data 　數(shù)據(jù)
    DCC Data Communications Channel 　數(shù)據(jù)通信通路
    DS Defect Second 　缺陷秒
    DEG Degraded 　劣化
    DEGTHR Degraded Threshold 　 劣化門限
    DXC Digital Cross Connect 數(shù)字交叉連接