UFV-2型电网安全自动装置
UFV 2 series power grid stability control equipment
安全自动化系统
security automation system
SAS
安全自动装置
automatic safety device
safe automatic device
safety automatic equipment
safety automation devices
security autom atic equipment
security and automatic device
security automatic equipment
automation devices
automatic safety equipment
safety and automation device
security control equipment
电力系统安全自动装置
power system security protection system
继电保护安全自动装置
automatic equipment of relay protection
全自动动平衡机
automated balancing machine
automatic balancing machine
全自动复凿机
fully automatic reperforator
微机安全自动装置
microprocessor automatic equipment
油-水压力自动安全停车装置
automatic oil-water pressure safety cutout device
自动安全负载指示器
automatic safe load indicator