upper reach

基本解释

The opposition thinks that after the Dam was completed, the ecology between the upper reach and lower reach of the river would lose its balance.
反对党认为大坝完工后，生态之间的上层达到和下游的河流就会失去平衡。
The communities of upper reach of Wujiang River, if the ways of its land utilization is adjusted has the big potential to enhance its sustainable ability.
上游社区生态承载力尽管较低，对土地利用方式进行合理的调整，社区可持续发展能力具有较大的提升潜力；
Chapter 3 explains the process and key technique that set up the Reservoir Operation Automatic System through the case of cascade reservoirs operation in the upper reach of Yellow River.
第三章，结合黄河中上游水库调度自动化系统的建立，论述了水调自动化系统建立的过程和技术路线，实现了专业调度模块与数据库、图形界面的无缝结合。

It meant that people would not have to climb many steps to reach the upper floors of tall buildings.

To capture the upsides of gender diversity, businesses need more women to reach the upper rungs of the corporate ladder.
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Because there are so few women on Wall Street, those that reach the upper ranks only to fall to earth stand out in stark relief.
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Analogously, students may resort to pattern matching and memorization as they reach the upper levels of learning because they lack the foundational knowledge needed for true understanding.
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