Hook lock is used on sliding doors, sliding doors and Windows open and close a means for achieving the.

钩锁是用于推拉门窗上，实现推拉门窗启闭的一种装置。

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Hook lock is used on sliding doors, sliding doors and Windows open and close a means for achieving the.

钩锁是用于推拉门窗上，实现推拉门窗启闭的一种装置。

youdao