空冷器温度工况的调节方法The regulation method of air cooler temperature condition（）
A: 切断或接通个别空冷器或部分工作空冷器中的个别 通风机（常用）Cut off or turn on the individual ventilator in the individual air cooler or part of the working air cooler (commonly used)
B: 改变通风机的转速Change the speed of the ventilator
C: 改变通风机叶片的安装角度Change the Angle of the fan blade
D: 以上都不对
A: 切断或接通个别空冷器或部分工作空冷器中的个别 通风机（常用）Cut off or turn on the individual ventilator in the individual air cooler or part of the working air cooler (commonly used)
B: 改变通风机的转速Change the speed of the ventilator
C: 改变通风机叶片的安装角度Change the Angle of the fan blade
D: 以上都不对
