settleable matter造句
例句与造句
- German standard methods for the examination of water , waste water and sludge ; general measures of effects and substances group h , determination of the settleable matter by volume in water and waste water
德国检验水废水和污泥的标准方法.第9部分:效果和物 - It's difficult to find settleable matter in a sentence. 用settleable matter造句挺难的