当风扇转速一定时，冷却系统阻力随车速的增大而增大，冷凝器阻力对车速变化比较敏感。
The drag of cooling system will become bigger with the increase of speed of fan when the speed of car is constant and the drag of radiator is sensitive to speed of fan.
当风扇转速一定时，冷却系统阻力随车速的增大而增大，冷凝器阻力对车速变化比较敏感。
The drag of cooling system will become bigger with the increase of speed of fan when the speed of car is constant and the drag of radiator is sensitive to speed of fan.
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