在农村，随着科学养鱼水平的提高，越来越多的鱼塘安装了增氧机。使用增氧机有以下问题需加以注意：一、根据水域情况，选购增氧机。目前全国增氧机大致有9个系列，36个品种，可根据水域大小，经济状况，电源等因素购置增氧机械。一台3kw的增氧机，负荷水面5－7亩，最多不超过1 In rural areas, more and more fish ponds are equipped with aerators as the level of scientific fish culture increases. The use of aerators have the following issues need to be noted: First, according to the waters, buy aerator. At present, there are roughly nine series and 36 varieties of aerator all over the country. The aerobic machinery can be purchased according to the size of the water area, economic status and power supply. A 3kw aerator, the load surface of 5-7 mu, up to no more than 1