电锁闭控制杆 [电] itinerary lever

电锁闭器 electric lock

开合桥电锁闭器 electric draw-bridge lock

电气锁闭 electric locking

闭锁电压 blocking voltage ; blocked voltage ; latching voltage

自动闭锁电路 automatic shut-off circuit ; off circuit

控制电路闭锁 blocking of control circuit

闭锁电流 latching circuit ; latching current

闭锁电磁铁 latching electromagnet ; Locking solenoids ; Latching solenoid

闭锁电路 [电子] lockout circuit ; [电子] hunting circuit ; [电子] exclusive circuit