- perched water table
- уровень верховодки; уровень подвешенных грунтовых [подземных] вод
Англо-русский строительный словарь. 2013.
perched water table
Смотреть что такое "perched water table" в других словарях:
perched water table — noun : the upper surface of a body of perched groundwater … Useful english dictionary
perched water table — Unconfined ground water separated from an underlying body of ground water by unsaturated soil or rock. It may be either temporary or permanent … Lexicon of Cave and Karst Terminology
Water table — The water table is the level at which the ground water pressure is equal to atmospheric pressure. It may be conveniently visualized as the surface of the ground water in a given vicinity. It usually coincides with the phreatic surface , but can… … Wikipedia
ground water, perched — Unconfined ground water separated from an underlying body of ground water by an unsaturated zone. Its water table is a perched water table. Perched ground water is held up by a perching bed whose permeability is so low that water percolating… … Lexicon of Cave and Karst Terminology
spring, perched karst — The emergence of underground water some where above the basement of a calcareous massif caused by the interbedding of an impermeable or intermittent perched water table by restricting the vertical movement of water, which instead issues from… … Lexicon of Cave and Karst Terminology
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