upper stream
上游
常用释义
英式发音
美式发音
基本释义
- 上游：河流或溪流的起点或靠近起点的部分。
例句
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1·The bog in upper stream formed early, and had begun in early Middle Holocene;上游形成时间较早，始于中全新世前期；
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2·The pollutants are mainly from point pollution source of upper stream of Zhuozhang river.污染源主要来自于河段上游点源污染。
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3·Sichuan is located at the upper stream of Yangtze River with remarkable advantages of resource, sci-tech and market.四川地处长江上游，资源优势、科技优势、市场优势明显。
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4·Everyday, innumerable greedy of the vision move in this upper stream, she poised place it, because she be a red card miss here.每天，无数贪婪的目光在这张脸上游移，她泰然处之，因为她是这里的红牌姑娘。
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5·Only in this way, can we eventually solve the bottleneck problem encountering in upper stream products in industry chain like LCD.这样，才能加速解决诸如液晶产业链等上游产品的瓶颈问题。
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6·Analyses and finds the maximum theoretical action radius under the condition of no flash vaporization upper stream side of the throttle.分析了制冷剂在节流阀前不出现闪发的条件下，多联机作用半径的理论极大值。
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7·Up to now, in the upper stream of construction project, including feasibility analysis, only some simple computer systems have been used.目前，对可行性研究等工程项目的上游工作，缺乏有效的计算机辅助系统。
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8·ChongQing is the economic center city that the city is the upper stream region of Yangtze River, should have the infrastructure of the high level.重庆市作为长江上游地区的经济中心城市，应该具备高水平的基础设施。
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9·An inline mixing device (53) is constituted of a sulzer mixer (160) disposed in an upper stream and a static mixer (170) disposed in a downstream.直列式混合装置(53)由设置在上游的萨尔泽式混合器(160)和设置在下游的静态混合器(170)构成。
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10·A quantitative evaluation of beneficial result in conserving water and protecting soil erosion of froest in the upper stream of Miyun reservoir is produced from the information system.利用该系统对密云水库上游密云县境内水源保护林的水源涵养与防止土壤侵蚀效益进行了定量评价。