This will lock the two widgets side-by-side.
这将会把两个小部件锁定在并排的位置。
Ship makes fast to lock on port side before gate closed.
在闸门关闭前左舷靠妥船闸。
Quick opening side door, can add the side lock, easily install and maintain.
快开侧门，可加装侧门锁，方便安装和维修。
Quick opening side door, can add the side lock, easily install and maintain.
快开侧门，可加装侧门锁，方便安装和维修。
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