农田灌溉时,经土渠输送,沿途损失的水量一般要占50%,怎样减少水的浪费呢?农田灌溉时,经土渠输送,沿途损失的水量一般要占到输水量的50%-60%.怎样提高水的利用率,减少浪费呢?你和我刚才
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 08:05:08
![农田灌溉时,经土渠输送,沿途损失的水量一般要占50%,怎样减少水的浪费呢?农田灌溉时,经土渠输送,沿途损失的水量一般要占到输水量的50%-60%.怎样提高水的利用率,减少浪费呢?你和我刚才](/uploads/image/z/6181906-58-6.jpg?t=%E5%86%9C%E7%94%B0%E7%81%8C%E6%BA%89%E6%97%B6%2C%E7%BB%8F%E5%9C%9F%E6%B8%A0%E8%BE%93%E9%80%81%2C%E6%B2%BF%E9%80%94%E6%8D%9F%E5%A4%B1%E7%9A%84%E6%B0%B4%E9%87%8F%E4%B8%80%E8%88%AC%E8%A6%81%E5%8D%A050%25%2C%E6%80%8E%E6%A0%B7%E5%87%8F%E5%B0%91%E6%B0%B4%E7%9A%84%E6%B5%AA%E8%B4%B9%E5%91%A2%3F%E5%86%9C%E7%94%B0%E7%81%8C%E6%BA%89%E6%97%B6%2C%E7%BB%8F%E5%9C%9F%E6%B8%A0%E8%BE%93%E9%80%81%2C%E6%B2%BF%E9%80%94%E6%8D%9F%E5%A4%B1%E7%9A%84%E6%B0%B4%E9%87%8F%E4%B8%80%E8%88%AC%E8%A6%81%E5%8D%A0%E5%88%B0%E8%BE%93%E6%B0%B4%E9%87%8F%E7%9A%8450%EF%BC%85%EF%BC%8D60%25.%E6%80%8E%E6%A0%B7%E6%8F%90%E9%AB%98%E6%B0%B4%E7%9A%84%E5%88%A9%E7%94%A8%E7%8E%87%2C%E5%87%8F%E5%B0%91%E6%B5%AA%E8%B4%B9%E5%91%A2%3F%E4%BD%A0%E5%92%8C%E6%88%91%E5%88%9A%E6%89%8D)
xTKr@J6J(8+>E J. a-ۀ %0ѬBz$ʋl㬲=5}Y:᪁^k(uK;z<i(*Wл,NfB+OL{ow+JmL*0=k'M]kb,n.ڸyN
+71o|_F&c*f!bG[P6e_1σ(l7bO*4>ewn 8h1(B&Ю