這個基本概念在大多數(shù)水力學(xué)教科書中已有介紹.This basic concept is illustrated in most texts on hyd aulics.根據(jù)水力學(xué)原理設(shè)計的泵體,噪聲最小.According to the design of water pump body mechanics the smallest noise.因而,本論文在河道匯流上采用水文學(xué)與水力學(xué)相結(jié)合的方法.Accordingly the co...