Abundance and distribution of feal coliform and heterotrophic bacteria in the water source of the middle-line construction of the project of diverting water from the south to the north是什么意思_Abundance and distribution of feal coliform and heterotrophic bacteria in the water source of the middle-line construction of the project of diverting water from the south to the north在线翻译_英语_读音_用法_例句