值此《水文》创刊三十周年之际,谨向《水文》杂志编辑部的同志们致以热烈的祝贺。并借此机会向尊敬的《水文》读者、作者和审稿者对《水文》多年来的关心、支持和帮助表示衷心的感谢。三十多年来,我国水文事业取得了很大进展,科技水平有了显著的提高,为水利水电和其他国民经济建设作出了重要贡献。我局一贯 On the occasion of the thirtieth anniversary of the founding of Hydrology, I hereby extend my warm congratulation to the comrades of the editorial department of Hydrology. And take this opportunity to express my heart-felt thanks to the readers, authors and reviewers of Hydrology for their dedication, support and help to Hydrology for many years. Over the past 30 years, great progress has been made in China’s hydrological undertakings, and the level of science and technology has been significantly improved, making an important contribution to the construction of hydropower, hydropower and other national economies. I always