• 2021-04-14
    两水池间用A、B、C三条并联管道连接,它们的长度相同,直径分别是d,2d,3d;假定各管的沿程阻力系数相同,三管的通过流量关系为。https://image.zhihuishu.com/zhs/onlineexam/ueditor/201910/69ab95a445304581b4dd005ac4795a64.png