海量資源,盡在掌握
 塔納河為常年性水流河;而南北兩側(cè)的多條支流受季節(jié)的影響較大,水源常常得不到補(bǔ)充而成為季節(jié)性水流河,干、支流影像形成鮮明的對(duì)比。Tanaperennialchannelandseasonaltributaries TheTanaRiverisperennialwhereasthetributarieslocatedinthesouthernandnorthe (共 361 字) [閱讀本文] >>