塔纳河常年性主河流与季节性支流对比
医药学

        塔纳河为常年性水流河;而南北两侧的多条支流受季节的影响较大,水源常常得不到补充而成为季节性水流河,干、支流影像形成鲜明的对比。Tanaperennialchannelandseasonaltributaries　TheTanaRiverisperennialwhereasthetributarieslocatedinthesouthernandnorthe    （共 361 字）     [阅读本文] >>