单相接地故障(K(1)故障)
single phase grounding fault
安全保障
Safety guarantee
Safety security
Security
measures for food security
safeguard
water supply safety
security protection
Insurance
safety safeguard
security guarantee
safety insurance
safety ensure
Safety
safety assurance
network assurance
information assurance
Safety protection
security assurance
security capability
Safeguarding
安全保障措施
Measure of safety safeguard
safety device
安全保障技术
railway transportation
safety security techniques
安全保障体系
insurance system
safety assurance system
security assurance system
safety guarantee system
safeguard system
safety system
Security and Safety Assurance Structure
security guarantee system
安全保障系统
safety system
safety guarantee system
safety- guaranteed system
safeguard system
安全保障义务
the duty of safety protection
the safety-guard duty
Security-guarantee obligation
单相接地故障保护
single phase earthing protection
单一故障保护
single-fault-proof protection
断路器故障保护
circuit breaker failure protection
断路器故障保护装置
circuit breaker failure protection