Machines will control temperature, lighting, and security alarms.

机器会控制温度，光线，以及安全警报设施。

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Test smoke, carbon monoxide and security alarms to make certain they work it’s a good idea to replace batteries even if they are still working.

检查一下烟警报器、二氧化碳警报器和安全警报器，保证其工作正常。 即便是它们现在仍能工作，给它们换换电池也是个不错的主意。

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Alarms. Test smoke, carbon monoxide and security alarms to make certain they work it's a good idea to replace batteries even if they are still working.

警报器。检查一下烟警报器、二氧化碳警报器和安全警报器，保证其工作正常。即便是它们现在仍能工作，给它们换换电池也是个不错的主意。

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At some airports, the titanium rod inserted in the bone could set off security alarms, Dr. Helfet added.

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"While every person and item must be screened before entering the secure boarding area, TSA works with passengers to resolve security alarms in a respectful and sensitive manner, " the federal agency said.

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Work has begun reinforcing fences with security wire and installing new alarms on doors at the Oakington Reception Centre.

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