upper stream supplier 上游供应商
upper stream supply chain 上游供应链
Upper Stream of Beiluohe River 北洛河上游
Upper-stream Petroleum Enterprise 石化企业上游
upper-level jet stream [气象] 高空急流
upper jet stream 高空急流
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。
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;
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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