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由中国水利学会和中国地理学会联合召开的“全国河床演变学术讨论会”于1981年11月16日至20日在湖北省宜昌市举行。这是一次水利界和地理界的盛会,参加这次会议的有来自全国各地的123个单位的181名代表,分别代表中国科学院、水利部、电力部、交通部和铁道部所属的各大流域机关、各科学研究院所,各勘测设计院、各工程管理局及27所有关的大专院校和中等专业学校。在大会上,由泥沙专业委员会副主任钱宁教授致开幕词,中科院地理研究所左大康所长、长办科学院赵文怀院长、泥沙专业委员会主任张瑞瑾教授先后讲了话。会上由80多个单
The “National Symposium on Riverbed Evolution” jointly held by China Hydraulics Society and Geographical Society of China was held in Yichang, Hubei Province from November 16 to November 20, 1981. This is a grand gathering of water conservancy and geography circles with 181 delegates from 123 units across the country representing the major river basins belonging to the Chinese Academy of Sciences, the Ministry of Water Resources, the Ministry of Electric Power, the Ministry of Communications and the Ministry of Railways Institutions, research institutes and institutes, survey and design institutes, engineering administrations and 27 all relevant tertiary institutions and secondary specialized schools. At the conference, Prof. Qian Ning, deputy director of Sediment Professional Committee, delivered an opening speech. Prof. Zuo Dakang, director of Chinese Academy of Sciences Institute of Geography, Zhao Wenhuai, director of the Academy of Sciences, and Prof. Zhang Ruijin, director of the Sediment Professional Committee, made speeches successively. At the meeting by more than 80 single