downcutting是什么意思,downcutting的意思翻译、用法、同义词、例句
常用词典
n. 向下侵蚀,下蚀
例句
The deep troughs on the Three Gorges valley bottom are formed by river downcutting along the structurally zones on the background of regional tectonic uplift.
结果表明:(1)三峡坝区河谷深槽是在三峡地区构造抬升过程中,水流顺构造裂隙强烈侵蚀下切而形成的;
Besides the above, oil reservoirs in member 9 + 10 of Yanan formation in Jurassic are controlled by vertical migration pathway generated by riverway downcutting.
另外,侏罗系延安组延9 + 10段油气成藏还受到古河道下切形成垂向运移通道控制。
同义词
n.|deepening;[地质]向下侵蚀,下蚀
网络扩展资料
词性: 名词
发音: /daʊnˈkʌtɪŋ/
定义: 河流、溪流等水体不断侵蚀河床,使其向下切割的过程。
用法: Downcutting is a natural process that occurs in many rivers and streams.
例句:
- The Colorado River has been downcutting the Grand Canyon for millions of years.(科罗拉多河在数百万年间一直在侵蚀大峡谷。)
- The downcutting of the river has created steep canyon walls.(河流的下切割造就了陡峭的峡谷壁。)
解释: Downcutting是河流、溪流等水体不断侵蚀河床,使其向下切割的过程。这种过程是自然界中常见的现象,因为水流的冲击力可以逐渐削弱河床的坚硬程度,从而形成深峡谷、降低水位等。
近义词: incision, erosion
反义词: aggradation, deposition