分析了放射性粉尘的特性，提出以公众导出空气浓度作为排风净化的目标，给出了净化设备的选择方。
Analyses the characteristics of radioactive dusts, and suggests taking the derived air concentration for public as the goal of ventilation purification.
本文对燃料破损可能导致的气载放射性浓度、场所内、外照射剂量率进行了估算，同时对通风系统的净化方式、净化时间进行了评估。
This paper evaluates the airborne radioactive concentration, dose-rate of internal and external exposure as well as purification mode and operating time of ventilation systems in reactor building.
分析了放射性粉尘的特性，提出以核事故时空气放射性核素控制浓度值作为排风净化的目标，给出了净化设备的选择方法。
This paper analyses characteristics of radioactive dust, and suggests taking air radionuclide controlled concentration in nuclear weapons nuclear accident as the goal of ventilation purification.
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