防烟分区 meaning in English
smoke bay
smoke zone
Examples
- The results show that only supplying air to platform stairs and simultaneously extracting smoke of fire zone can a best safe evacuation environment in the station be maintained
模拟结果表明，只有同时对站台楼梯送风防烟和对火源所在防烟分区及时排烟，才能在车站内实现最有利于人员疏散的安全环境。