长江上游是指长江源头至湖北宜昌这一江段，它涉及重庆、四川、西藏、青海、云南、贵州等地。
文章详细信息 关键词： 长江上游;;泥石流;;敏感性;;Bayes模型;;量化评价 [gap=1352]Keywords: upper Yangtze River basin;debris flow;susceptibility;Bayes model;quantitative evaluation ..
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... 黄淮南片Southern Huang Huai region 长江上游Upper reaches of Yangtze river 长江中下游Middle and lower reaches of Yangtze river ...
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... Japanese waters 日本海域 The upper waters of the Yangtze 长江上游 be under water 淹在水中 ...
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长江上游干流区 the upper yangtze river valley
打造长江上游物流中心 China Water Transport
长江上游典型区 typical area of upper reaches yangtze river
长江上游干流区间 FA
长江上游沿江产业带 industrial zone along the upper reaches of the yangtze river
长江上游现代物流中心 modern logistics center of upstream of the Yangtze River
长江中上游 upper and middle yangtze river
长江中上游地区 upper-middle reaches of yangtze river
长江上中游与汉江流域 in upper-and mid-reaches of yangtze river valley and hanjiang river valley
The paper indicates the expression and harm of the ecological environment degeneration of in the upper Changjiang River,and puts forward some suggestions on reasonable use of soil to realize comprehensive and sustainable agriculture.
本文在指出长江上游生态环境退化及危害的基础上 ,分析几种不合理的土地利用与生态环境退化的关系 ,并在分析这些原因的基础上提出合理利用土地 ,走农地综合利用的几点建议。
参考来源 - 长江上游生态环境退化与农地利用The migration routeway of A. sinensis was cut down by the construction of Gezhouba Dam(GD) in 1981. All spawning areas of A. sinensis located in the lower Jinsha and the upper Yangtze River were no longer accessible.
1981年葛洲坝水利工程截流阻断了其洄游通道,原来分布在金沙江下游和长江上游的所有产卵场都无法被中华鲟所利用。
参考来源 - 中华鲟自然繁殖的非生物环境Influence on bed load transport by change of flow and sediment from upstream of the Yangtze River is researched. While these influence factors include water abstraction along the river、coarsening of river bed and reservoir regulation.
研究长江上游水沙条件的改变对该河段推移质输沙的影响，影响因素包括沿江抽引水、河床粗化、水库调洪削峰等。
参考来源 - 长江感潮河段推移质输沙初析·2,447,543篇论文数据，部分数据来源于NoteExpress
仅在长江上游，就规划再修建12座大坝。
本文系统的分析研究了长江上游地面侵蚀和河流泥沙两个系统。
The surface erosion and fluvial silt in upper reaches of Changjiang River were analyzed systematically.
是中国西南地区和长江上游最大的经济中心城市和重要的交通枢纽。
Yangtze River, it is the largest municipal economic center and an important communications hub.
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