水(shui)(shui)產養(yang)殖風機(ji);采(cai)用的是(shi)微(wei)孔(kong)曝(pu)氣增(zeng)(zeng)氧(yang);微(wei)孔(kong)曝(pu)氣增(zeng)(zeng)氧(yang)是(shi)水(shui)(shui)底(di)(di)增(zeng)(zeng)氧(yang),其它增(zeng)(zeng)氧(yang)是(shi)表(biao)面增(zeng)(zeng)氧(yang),而養(yang)殖水(shui)(shui)體主要是(shi)水(shui)(shui)底(di)(di)缺氧(yang),水(shui)(shui)體底(di)(di)層沉(chen)積的肥泥,有(you)機(ji)排(pai)泄(xie)物(wu)(wu),剩余變質的飼料等難解(jie)的有(you)機(ji)物(wu)(wu),會消耗大量的氧(yang),而充(chong)足的微(wei)孔(kong)曝(pu)氣增(zeng)(zeng)氧(yang),使其轉化為微(wei)生物(wu)(wu)溶解(jie)分解(jie)的有(you)機(ji)物(wu)(wu),使水(shui)(shui)體自我凈(jing)化功(gong)能得以恢(hui)復(fu)。