事实证明,该方案调整后,渠线长度缩减,灌溉面积增大,灌溉流速增加,还节约投资113万元。较原设计U型方案,输水长度缩短6.75公里,灌溉放水时间也减少2.54个小时。有人有视频资源吗在线"A sad thing about life is that when you meet someone who means a lot to you only to find out in the end that it was never bound to be and you just have to let go."