【摘要】 本文重点论述了北方旱区在不同降雨等级和保证率情况下 ,各种常见材料集流面的集流效率以及造价、运行费和平均单位水量费用 ;并结合黄土区 3种最常见水窖 ,从防渗技术、合理结构尺寸、施工技术角度作了较详细的叙述 ,以期缓解水资源紧缺矛盾 ,服务于本区农业生更多还原

【Abstract】 Based on the different rainfall classes and guarantee rate, connecting with 3 ki nds of the commonest water depot’s in the loess region, the collector efficiency , their price, running cost and the cost per average water capacity to the collec tor plane of all kinds of common materials were described in detail at the angle of the technology of water proofing and construction, and rational structure an d measure in order to relief the contradiction of being short of water resource and serve agricultural production of the region.更多还原