The whole process is: hearing the broadcast of fire protection, evacuate from the fire escape, get together and nose count, sum-up and over.

参加消防疏散演习人员，整体经历过程为：听到消防疏散广播、从消防楼梯疏散、集合、清点人数、总结、宣布结束。

youdao

The whole process is: hearing the broadcast of fire protection, evacuate from the fire escape, get together and nose count, sum-up and over.

参加消防疏散演习人员，整体经历过程为：听到消防疏散广播、从消防楼梯疏散、集合、清点人数、总结、宣布结束。

youdao