![5.1 Study area](https://imgs.zsbeike.com/imgs/N/N07134/N07134.0056.1[31077b98e48e].jpg)
 HanjiangRiverisoneofthelargesttributaryofYangtzeRiver(latitude:30°10′N-34°20′N,longitude:106°15′E-114°20′E).PassingthroughtheprovincesofShanxi,Sichuan,He’nanandHubei,HanjiangRivermergesintoYangtzeRiveratWuhancity.ThelengthofHanjiangRiverexceeds1570kmandup (共 1907 字) [閱讀本文] >>