一、简评工程实践中常用的布置形式及收缩段的设计方法中小型水库,特别是成百上千的小(一)、小(二)型水库,从节省工程量考虑,溢洪道在平面上采用缩窄布置的为数不少。比较典型的布置是,进口用一段开挖的平底明槽作 First, a brief comment on the common practice in the layout of the layout and design methods of contraction section Small and medium-sized reservoirs, especially hundreds of small (a), small (b) type reservoirs, from the consideration of saving the project, spillway in the plane Narrow layout using a large number. The typical layout is that the import is made of a section of flat-bottomed open trenches