In the explosion of the situation, did not reach the predetermined force of the explosion, the blast resistant doors can still normal use.

在发生爆炸情况后，没有达到预先设定的爆炸力，抗爆门仍然能够正常使用。

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There is no criterion of design and references to the structural design of blast resistant doors, so lack of security or being too conservative may appear in the design.

抗爆门结构设计尚无现成设计标准、规范可循，设计结果可能会出现安全性不足或过于保守等情况。

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Protection of openings is the important part of the blast-resistant structure. Attentions should be paid to the study of the designing of protection devices, such as blast valves and blast doors.

孔口防护措施是抗爆结构的重要组成部份，因此必须重视研究孔口防护设备如防爆活门与防护门的设计。

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New measures include flood-resistant doors, removable barriers for doors, and "air bricks" to allow ventilation and non-return valves on domestic and foul drains.

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On in-flight security, we are moving faster than the international community at large to ensure UK aircraft are fitted with intrusion-resistant flight deck doors, and last month we acted to ensure that flight deck doors on foreign aircraft are kept locked, as they have been on UK aircraft since very soon after the US attacks.

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It has bullet-resistant panels in the doors and dash and has push bumpers incorporated into the aluminum frame.

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