There is warning function while opening and closing lock, opening and closing door;
开锁、关锁及开门、关门警示功能；
At closing time I'd lock the door, and the children and I would wait in the warm shop until their bus finally arrived.
到关门的时候，我会锁上门，孩子们和我会在温暖的店里等候，直到他们的车最终到来。
You can still use control validation to lock focus to a control, but you do not need to be concerned with the behavior with regard to closing the form.
您仍可以使用控件验证将焦点锁定到控件，但不必考虑关闭窗体的行为。
A forced-closing-and-opening plunger pump is developed to solve the problems of gas lock and sand inflow and low pump efficiency in steam injection Wells.
针对辽河油田蒸汽吞吐油井存在气锁、出砂、后期油稠泵效降低的状况，研制了强启闭柱塞抽油泵。
All have a reversible thumb knob for one-hand easy opening and spring-loaded lock for closing.
逆向拇指把柄，一只手就可以将其轻松打开或闭合。
The lid and the pan body are provided with a locking mechanism to lock or open the inner lid (9) and the inner pan (6) and a device assuring the safety of opening and closing the lid.
锅盖部 分和锅身部分设有锁定或松开内盖（9）和内锅（6）的锁定机构和开合盖安全 保险装置；
The lid and the pan body are provided with a locking mechanism to lock or open the inner lid (9) and the inner pan (6) and a device assuring the safety of opening and closing the lid.
锅盖部 分和锅身部分设有锁定或松开内盖（9）和内锅（6）的锁定机构和开合盖安全 保险装置；
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