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。国产真人一级A爱做片60分钟master Switch branches/tags Branches Tags Could not load branches Nothing to show {{ refName }} View all branches Name already in use A tag already exists