17. 根据斜板沉淀池原理,若将池深H分为三层,则( )(本题3.5分) A. 不改变流速v和最小截留速度u0,则池长L缩短1/3 B. 不改变流速v和最小截留速度u0,则池长L缩短2/3 C. 不改变流速v和最小截留速度u0,则池长L增长1/3 D. 不改变流速v和最小截留速度u0,则池长L增长2/3
参考答案:
This book has been in the works so long that I hav
This book has been in the works so long that I have lost [_]of most of the sourc