normally closed
[化] 常闭的
normally closed contact
[计] 常闭触点
normally closed valve
[化] 常闭阀
normally open
[化] 常开; 常开的
normally open contact
[计] 常开触点
normally posed
[医] 正常位置的
normally-closed circuit
[计] 常闭电路
normally-closed control element
[计] 常闭控制元件
normally-real-time priority
[计] 正常实时优先级