Although after cooler will water vapor condensation into a liquid make temperature decrease, but for the following two reasons from after cooler out air can still see the liquid water.
尽管后冷却器将水蒸气冷凝成液体使温度降低，但因以下两个原因从后冷却器出来的气流仍然可以看见液态水。
2
Soft film ceiling surface after anti fog treatment, not because of environmental moisture condensation.
软膜天花表面经过防雾化处理，不会因为环境潮湿而产生凝结水。
3
After cooler out at the exit of compressed air temperature should be saturated steam, and air temperature should be pressure of compressed air condensation point.