| 1. | The machine is helpful to enhance water quality , improve dissolved oxygen concentration in water and water convectional circulation , with strong water - stir capability , which is the key equipment for pond farming 该机对改良水质,增加水体溶氧条件效果极佳,提水搅水能力强,水体循环对流状况好,是内塘养殖的关键设备。 |