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Thermokarst lake
| Глоссарий геологических терминов |
Lake or pond produced in a permafrost region by melting of ground ice. hp
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Lake, английский
- A body of fresh or salt water of considerable size, surrounded by land
- Any of a number of bright pigments which are prepared from animal, vegetable, or coal-tar coloring matter, or formed synthetically; used in paints.
- A large inland expanse of water, with or without communication with the sea. a lake, strictly considered, has no visible affluent or effluent; but many of the loughs of ireland, and lochs of scotland, partake of the nature of havens or gulfs. moreover, some lakes have affluents without outlets, and others have an outlet without any visible affluent; therein differing from lagoons and ponds. the water of lakes entirely encompassed by land is sometimes salt; that communicating with the sea by means of rivers is fresh.
Lake, английский
Lake -, английский
Мост через озеро lift ~ разводной вертикально-подъёмный мост
Lake acidity, английский
Lake central airlines, английский
Авиатранспортная компания «лейк сентрал эрлайнз»
Lake charles, английский
Lake coastline, английский
Озёрная береговая линия спутник для изучения природных ресурсов земли
Lake copper, английский
Lake effect, английский
The effect of any lake in modifying the weather and climate along its shore and a distance inland, which depends on the size of the lake. in some areas such as the north american great lakes, lake effect refers to snowfall generated by the lake on the downwind shore. see lake-effect snowfall.
Lake effect snowfall, английский
Snowfalls along the lee shore of a lake or downwind some distance from the shore caused by the modification of cold, subfreezing air by the relatively warmer lake water. the intensity of the lake-effect snowfall depends upon several factors
Lake george diamond, английский
Lake ice, английский
Lake ore, английский
Lake placid, английский
Lake plain, английский
A nearly level surface marking the floor of an extinct lake filled by well-sorted, generally finetextured, stratified deposits, commonly containing varves. gg
Lake sand, английский
Sand consisting mainly of rounded particles as contrasted with bank sand which has sharp edges; the latter is preferred in plastering. lally column a proprietary name for a cylindrical column which is concrete filled; used as a structural column to support beams or girders. lam on drawings, abbr. for laminate. lamassu the monumental human-headed, winged bulls that guarded the entrances to mesopotamian palaces and temples.
Lake superior agate, английский
Lake superior greenstone, английский
Lake terrace, английский
A narrow shelf, partly cut and partly built, produced along a lake shore in front of a scarp line of low cliffs and later exposed when the water level falls. gg
Lake [water], английский
An inland body of permanently standing water fresh or saline, occupying a depression on the earth’s surface, generally of appreciable size (larger than a pond) and too deep to permit vegetation (excluding subaqueous vegetation) to take root completely across the expanse of water. gg
Lake-bed placer, английский
Permafrost, английский
- Permanently frozen soil, subsoil, or other deposits in arctic or subarctic regions.
- A permanently frozen soil.
- Вечная мерзлота, многолетняя криолитозона; многолетнемёрзлый грунт
- Ground, soil, or rock that remains at or below 0o c for at least two years. it is defined on the basis of temperature and is not necessarily frozen. compare - continuous permafrost, discontinuous permafrost, sporadic permafrost, thaw-stable permafrost, thaw sensitive permafrost. nrc
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Tidal flat, английский
An extensive, nearly horizontal, barren or sparsely vegetated tract of land that is alternately covered and uncovered by the tide, and consists of unconsolidated sediment (mostly clays, silts and/or sands and organic materials). compare - tidal marsh, wind-tidal flat. gg
Thermokarst drainage pattern, английский
Drainage patterns that form polygonal and hexagonal shapes with streams that may connect rounded depressions, exhibiting a beaded appearance; developed in poorly drained, finegrained sediments and in organic materials in regions of permafrost. freezing causes many cracks to develop; thawing causes slumping, settlement, and depressions. this type of drainage pattern with its associated hexagons and beaded ponds indicates the existence or previous presence of permafrost conditions. sw, wa
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