摘要
TheupperYangtzeupstreamofYichangwithadrainageareaof1,000,000km~2bringsanaverageannualrunofftoYichangby450km~3ofriverwater,thedrasticvariationandunevendistributionofwhichoftencausesseverefloodsforfer-tilealluvialplainsofmiddleandlowerYang-
出版日期
1992年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)