闭锁式动力链运动
closed kinetic chain exercise
闭锁式复位
closed reduction
external skeletal fixation
闭锁式液力传动
lockup hydrodynamic transmission
闭锁活塞式驱动机
locking piston drive mechanism
分动钩式外锁闭
Speed up external hook with separated hooklike operations
钩锁式分动外锁闭提速道岔
Speed-raising points with separated locomotion and external hook locking
尖轨锁闭方式
switch point locking mehod
防误闭锁锁具的应用
Application of Mis-closedown Lock
3U0突变量闭锁
Lock by sudden change of 3U0
7RE2800电压闭锁继电器
7RE2800 voltage blocking relay