external condensation process

例句：

1. 1. The externalcondensation process is crucial for maintaining the indoor air quality.
   外部冷凝过程对于保持室内空气质量至关重要。
2. 2. During the external condensation process, water vapor in the air condenses into liquid droplets.
   在外部冷凝过程中，空气中的水蒸气会凝结成水滴。
3. 3. The external condensation process helps to reduce energy consumption by using less heat.
   外部冷凝过程通过使用较少的热量来帮助减少能源消耗。