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大靖河大靖河是石羊河水系最东面的一条支流,发源于武威市天祝藏族自治县境内祁连山支脉乌鞘岭毛毛山北麓、白虎岭以东、二朗山一带,自东向西有庄浪沟、条子沟、酸茨沟、小直沟、马莲沟、西沟等主要支流,汇集于大靖峡后称大靖河。主沟道长45 km,出山口以上流域面积460 km2,多年平均流量0.401 m3/s,多年平均年径流量1 270万m3。山区河道比降20%,河道落差900 m。河流经天祝的东大滩、西大滩,古浪的横梁、民权、大靖、海子滩等乡,最后消失于腾格里沙漠南缘。流域上游山区山大沟深,海拔3 921~1 836 m。1~3级小
The Great Jing River The Great Jing River is a tributary of the easternmost part of the Shiyang River. It originated from the north foot of Mao-Mao Mountain in the W Qiaoling branch of the Tianzhu Tibetan Autonomous County in Wuwei City, east of White Tiger Ridge and in the area of Longlang Mountain, The West has Zhuanglang ditch, strip Zigzag, acid Zigou, a small straight ditch, Malian ditch, Xigou and other major tributaries, brought together in the Grand Canyon after the Great River. The main channel is 45 km long, with an area of 460 km2 above the exit and a multi-year average flow of 0.401 m3 / s. The average annual runoff is 12.7 million m3. 20% lower than the mountain river, river drop 900m. The river flows through the east beach of Tianzhu, the west beach and the waves of Gulang, civil rights, Dajing and Haizi Beach and finally disappears into the southern margin of the Tengger Desert. The upper reaches of the valley are mountainous and ditch deep, with an elevation of 3 921-1 836 m. 1 to 3 small