认真贯彻调整时期的水利建设方针,把工作重点转移到管理方面来,武威县从一九八○年以来,狠抓了井灌区的调整、改革和配套挖潜工作,收到了一定的效果。它们主要抓了以下几方面工作。一、调整机井布局扩大单井控制面积一九八○年,全县机井普查,发现以往机井建设中的主要问题是:(一)机井布局不够合理,密度过大,相互干扰,单井效率低。(二)井深不够,成井工艺差,半拉子井多, We conscientiously implemented the principle of water conservancy construction during the adjustment period and shifted the focus of work to management. Since 1980, Wuwei County has paid close attention to the adjustment, reform and supporting tapping of well areas in well irrigation districts and has received some results. They mainly focus on the following aspects of work. I. Adjusting the Layout of Well to Expand the Control Area of ​​Single Well In 1980, the survey of well shafts in the county found that the main problems in the construction of wells in the past were: (1) the well layout is not rational enough, the density is too large and the mutual interference is low, and the single well’s efficiency is low . (B) well depth is not enough, into the well process is poor, more semi-Zi Zi,