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A trench is a type of excavation or depression in the ground that is generally deeper than it is wide (as opposed to a swale or a bar ditch), and narrow compared with its length (as opposed to a simple hole or pit).
The central Chile segment of the trench is moderately sedimented, with sediments onlapping onto pelagic sediments or ocean basement of the subducting slab, but the trench morphology is still clearly discernible. The southern Chile segment of the trench is fully sedimented, to the point where the outer rise and slope are no longer discernible.
The Mariana Trench is an oceanic trench located in the western Pacific Ocean, about 200 kilometres (124 mi) east of the Mariana Islands; it is the deepest oceanic trench on Earth. It is crescent-shaped and measures about 2,550 km (1,580 mi) in length and 69 km (43 mi) in width.
Sapping is a term used in siege operations to describe the digging of a covered trench (a "sap" [1]) to approach a besieged place without danger from the enemy's fire. [2] The purpose of the sap is usually to advance a besieging army's position towards an attacked fortification.
The supergiant amphipod (Alicella gigantea) is found in the Hadal zone (collected from Japan Trench, 2022) Marine life decreases with depth, both in abundance and biomass , but there is a wide range of metazoan organisms in the hadal zone, mostly benthos , including fish , sea cucumber , bristle worms , bivalves , isopods , sea anemones ...
' empty moat '), a trench. A tatebori (竪堀, lit. ' vertical moat ') is a dry moat dug into a slope. A unejo tatebori (畝状竪堀, lit. ' furrowed shape empty moat ') is a series of parallel trenches running up the sides of the excavated mountain, and the earthen wall, which was also called doi (土居, lit.
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In case of default, different tranches may have conflicting goals, which can lead to expensive and time-consuming lawsuits, called tranche warfare (punning on trench warfare). [4] Further, these goals may not be aligned with those of the structure as a whole or of any borrower—in formal language, no agent is acting as a fiduciary. For example ...