人员必需安全疏散时间一般是通过建立人员疏散模型来确定。

The required safety egress time of people is generally determined by setting up evacuation model.

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人员必需安全疏散时间一般是通过建立人员疏散模型来确定。

The required safety egress time of people is generally determined by setting up evacuation model.

youdao