安全注入系统信号
safety injection system signal
安全机构测试仪
Safety mechanism test instrument
电磁安全机构
electromagnetic safety mechanism
缓和剂倾卸安全机构
moderator dumping safety mechanism
慢化剂排放安全机构
moderator dumping safety mechanism
伺服机构安全阀调定
servo relief valve setting
安全液压缸
security hydraulic cylinder