《水利水电技术》1981年第4期刊载“一种推求缺口底孔联合泄流的新图解法”一文提出的图解方法与旧法相比,工作量大大减小,而成果精度又高,我们喜用这种方法,希望你刊今后多刊载这类文章.我在学习本文时有一点体会,就是在应用底孔水 “Water conservancy and hydropower technology” in 1981 fourth issue of “a method for inferring the joint interpretation of the bottom hole of the new graphic method,” a graphic method proposed compared with the old method, the workload is greatly reduced, and the results of precision and high, we like In this way, I hope you published more articles in the future such articles, I learned a little experience in this article, that is, the use of water in the bottom hole