เสียงที่ใช้ร่วมกัน

Good morning, dear judges and teachers! Welcome to our project presentation. We are Group. Our project is called Air Conditioning Water Saving & Power Generation Device. In daily life, a lot of condensate water is produced when air conditioners work. Most of the time, this water is directly wasted, which is a pity. Besides, the range hoods at home also produce extra wind energy when running. So we designed this environmental protection project to reuse these wasted energy. Our goal is to save wa