安全销断裂弹出
safety pin breaking ejector
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
安全自停感应装置
fail-safe stop motion sensing system
安全自主管理模式
safety independent management mode
船舶安全自查
vessel’s safety self-inspection
导弹安全自毁系统
missile self-destruction system
电力系统安全自动装置
power system security protection system
航空安全自愿报告
aviation safety voluntary report
继电保护安全自动装置
automatic equipment of relay protection