The effect of increasing diameter of sewer on the self cleansing velocity is_____________? / Environmental Engineering / By admin The effect of increasing diameter of sewer on the self cleansing velocity is_____________? A. to decrease it B. to increase it(Correct) C. fluctuating D. nil
The effect of increasing diameter of sewer on the self cleansing velocity is_____________? A. to decrease it B. to increase it(Correct) C. fluctuating D. nil