京密引水渠

菹草（Potamogetoncrispus）的生态习性和在京密引水渠的发生规律研究

Study on Ecological Habits of Potamogeton crispus and Its Growth in Jing Mi Cannal , Beijing

京密引水渠常见沉水植物的生态位和群落演替

Study on Niche and Community Succession of Submerged Macrophyte in Jing Mi Canal , Beijing

为了保证京密引水渠正常运行，防护林的更新改造是关键问题。本次试验重点放在坡面地锦的促生长研究。

In order to guarantee the normal running of Jingmi diversion canal , it is a key problem that shelter forest is renovated .

京密引水渠的水工混凝土建筑物老化病害现象日趋严重，威胁工程的安全运行。

The aging and defects of the hydraulic structures on Jing-Mi water diversion canal become more and more serious , endangering the safe operation of the canal .

你游水时的感觉和平常在游泳池，在水库，在京密引水渠里的感觉一样好，轻松又容易。

As you swam , you felt the same pleasure you felt when swimming in any pool or reservoir , or in the Miyun-Beijing Canal ; you were relaxed and not at all strained .