常闭式 meaning in English
normally closed type
Examples
- Dead - man abort switch
常闭式紧急停车开关 - A complete normally - closed integrated monitor and control system for inclined land lifting has developed adopting siemens series s7 - 200 plc
摘要采用西门子s7 - 200系列plc控制，研制了一种常闭式斜井提升综合监控系统。