求翻译：大厦保安部决定今天对大厦消防设备进行测试，届时警铃将会响起，请大家不必惊慌，不便之处敬请谅解。是什么意思？

Building Security Department decided today to the building fire-fighting equipment for testing, then alarm will sound, please do not panic, please understand the inconvenience.

Building Security Ministry today decided to building fire-fighting equipment for testing, and then the alarms will be sounded, please don't have to panic, inconvenience.

The building peace preservation department decided today carries on the test to the building fire fighting equipment, at the appointed time the alarm bell will be able to resound, asks everybody not to need to be startled, the discomfort will ask respectfully forgiveness.

Security Department decided today to building fire fighting equipment to be tested, at which time the alarm would ring, please don't panic, the inconvenience please understand.

The security department of the mansion decides to test the fire-fighting equipment of the mansion today, the alarm bell will sound when the time comes, needn't be alarmed, please forgive the inconvenience.