Lock the carriages on to the engine with this hook.
用这个挂钩把客车车厢挂在机车上。
The carriages of the toy train lock onto the toy train with a special hook.
玩具火车的客车车厢用专门的挂钩挂上了机车。
When finish hoisting operate multiple directional value lock the hook, and then take back outrigger.
吊装完成后要操作多路换向阀锁上锁钩，然后收回支腿。
Write a simple VB program hook lock!
VB写的一个简单挂机锁程序！
Write a simple VB program hook lock!
VB写的一个简单挂机锁程序！
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