bed aggradation


bed aggradation
намыв русла

Англо-русский гидрогеологический словарь. — Ташкент. . 1979.

Смотреть что такое "bed aggradation" в других словарях:

  • aggradation — ˌagrəˈdāshən noun ( s) Etymology: aggrade + ation : a modification of or the process of modifying the earth s surface in the direction of uniformity of grade or slope by deposition (as of detrital material in a river bed) compare degradation …   Useful english dictionary

  • River — For other uses, see River (disambiguation). The Tigris River near Hasankeyf, in southeastern Turkey …   Wikipedia

  • aggrade — aggradation /ag reuh day sheuhn/, n. aggradational, adj. /euh grayd /, v.t., aggraded, aggrading. Phys. Geog. to raise the grade or level of (a river valley, a stream bed, etc.) by depositing detritus, sediment, or the like. Cf. degrade. [1895… …   Universalium

  • river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …   Universalium

  • Degradation (geology) — In geology, degradation refers to the lowering of a fluvial surface, such as a stream bed or floodplain, through erosional processes.[1][2] It is the opposite of aggradation. Degradation is characteristic of channel networks in which either… …   Wikipedia

  • Avulsion (river) — In sedimentary geology and fluvial geomorphology, avulsion is the rapid abandonment of a river channel and the formation of a new river channel. Avulsions occur as a result of channel slopes that are much lower than the slope that the river could …   Wikipedia

  • Kobuk River — The Kobuk River is approximately convert|280|mi|km|0|lk=on long, located in the Arctic region of northwestern Alaska in the United States. [USGS Geographic Names Information System (GNIS). [http://geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO… …   Wikipedia

  • Melamine — This article is about the chemical compound. For the plastic also called melamine , see melamine resin. Melamine …   Wikipedia

  • River delta — Nile River delta, as seen from Earth orbit. The Nile is an example of a wave dominated delta that has the classic Greek delta (Δ) shape after which river deltas were named. A delta is a landform that is formed at the mouth of a river where that… …   Wikipedia

  • Meander — For other uses, see Meander (disambiguation). A hypothetical stream bed following a tilted valley. The maximum gradient is along the down valley axis represented by a hypothetical straight channel. Meanders develop, which lengthen the course of… …   Wikipedia

  • Channel types — A wide variety of river and stream channel types exist in limnology. All these can be divided into two groups by using the water flow gradient as either low gradient channels for streams or rivers with less than two percent (2%) flow gradient, or …   Wikipedia


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