生产中使用的增氧机品种较多,但功能大多是增氧、曝气、搅水三大作用,以叶轮式效果最佳。而实际使用中,大多数养殖户把它当作“救命机”使用,没能真正地利用它们的功能。一般10～15亩的面积配置一台3千瓦的增氧机,如果用来救浮头的鱼,它只能在增氧机周围形成一个高氧区,使鱼暂 Aerobic machines used in the production of more varieties, but most of the functions of oxygen, aeration, water three major effects, the best impeller. In actual use, most farmers use it as a lifesaver, failing to really use their functions. Generally 10 ~ 15 acres of area with a 3 kilowatts of aerator, if used to save the floating head of the fish, it can only form a high oxygen area around the aerator, so that the fish temporarily