A Gravel vacuum is a significant Resource for keeping a clear tank. With time, debris accumulates within the gravel, affecting water quality. A gravel vacuum, which include Lee's Gravel Vacuum with Hose, facilitates successful cleaning without disturbing your fish and decorations. 优点是该软件能保存原始数据的所有属性不会丢失，缺点是没有注册的话，不能进行批量处理，但是转换速度很快！ On... https://pearlaquatics.my/how-does-an-aquarist-maintain-their-aquarium-tank-fish-pond/