【Key words】 typical watershed； land use/ forest vegetation； eco-hydrological response； scale transfer； Loess Plateau；
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Concerning of main ecological oriental of typical watershed, collected land use, rainfall, water quality data. Discussed computational method of suitable forest coverage in typical watershed, and thought retain maximum rainfall, reduce soil erosion and purify water should be concerned.
在综合考虑典型流域主导生态方向的基础上,收集土地利用状况和降雨、水质等资料,探讨了典型流域适宜森林覆盖率的计算方法,认为适宜森林覆盖率的确定应综合考虑最大限度拦蓄特大暴雨、减轻土壤侵蚀和净化水质3个方面。
参考来源 - 北京山区典型流域防护林体系对位配置研究·2,447,543篇论文数据，部分数据来源于NoteExpress
比较了北洛河流域及我国北方地区其他典型流域水土保持各单项和综合措施的减沙水代价特征。
The runoff cost of sediment control of the different measures, integrated measures on Beiluo River, and different scale basins in the northern area of China are at last discussed.
文章基于黄土丘陵区油田开发典型流域社会经济调查，探讨了石油开发对当地农村社会经济的影响。
Based on the investigation of rural social economy in typical watershed with oil exploiting in loess hilly-gully region, the effect of oil exploitation on social economy was analyzed.
到了七月中旬，日本上方的梅雨开始减弱，但在中国梅雨仍然保留它的特性和结构，典型地在七八月份覆盖在长江流域。
By mid-July, the tsuyu has begun to weaken over Japan, but the mei-yu retains its identity and structure in China, typically lying over the Yangtze valley in July and August.
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