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Aquifer, confined (or artesian)
Earth Science |
An aquifer overlain by a non-permeable layer or layers, in which pressure will force water to rise above the aquifer.
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Graben, английский
- An elongate crustal block that is relatively depressed (downdropped) between two fault systems.
- An elongate trough or basin bounded on both sides by high-angle, normal faults that dip towards the interior of the trough. it is a structural form that may or may not be geomorphically expressed as a rift valley.
- A trough-shaped parallel-sided valley usually bounded by faults.
- A block of the earth`s crust that has slid downward between two faults. compare horst.
Aquifer, unconfined (or water table), английский
An aquifer in which the upper surface is the water table.
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