The enough oxygen assures the aerobic treatment. In the traditional microbe filter bed,the oxygen is provided by physical ventilation,whether the supplied oxygen is abundant or not directly influences the treatment efficiency.

• 充足的氧气是进行好氧处理的保证,在传统的生物滤池中,靠的是自然通风供氧,供氧的好坏直接影响到生物滤池处理的效率。