AbstractTheThreeGorgeReservoirAreaofYangtzeRiverstretchesacross106°56′and118°8′eastlongitude,29°31′and31°40′northlatitude.ItextendsfromYichangCityofHubeiProvincetoChongqingCityofSichuanProvince,spreadingfor660kilometers.Thereservoirareacovers21countiesand (本文共 8424 字 ) [閱讀本文] >>