保护双重化
Protection dual configuration
double protection
电弧光保护双判据
arc protection double criterions
继电保护双重化
125MW generator-transformer unit
母线保护双重化
duplex configuration of bus protection
Percusurge远端保护装置
Percusurge guardwire distal protection device
端端保密
End-to-End Communications
结终端保护技术
Junction termination technique
馈线终端保护
Feed-line Terminal Protection
材料保护保养
material protection and maintain