采用换热结构在炉胆外侧作强制空气冷却，以降低炉服的工作温度；
The heat exchanging construction is used to carry out forced air-cooling on the external surface of the HEJ to re-duce its working temperature.
采用换热结构在炉胆外侧作强制空气冷却，以降低炉服的工作温度；
The heat exchanging construction is used to carry out forced air-cooling on the external surface of the HEJ to re-duce its working temperature.
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