- quadrant pit
- 矩形井筒
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
quadrant pit
Look at other dictionaries:
Optic disc pit — An optic disc pit is a congenital excavation (or regional depression) of the optic nerve head resulting from a malformation during development of the eye. Optic pits are important because they are associated with posterior vitreous detachments… … Wikipedia
Albuquerque, New Mexico — Albuquerque redirects here. For other uses, see Albuquerque (disambiguation). Albuquerque City Balloon Fiesta … Wikipedia
Prospect Park Zoo — Infobox zoo zoo name = Prospect Park Zoo logo caption = Logo of Prospect Zoo, part of the Wildlife Conservation Society logo width = 207px location = 450 Flatbush Avenue, Brooklyn, New York, USA 11225, in Prospect Park date opened = 1890 (a… … Wikipedia
Cleavage (embryo) — In embryology, cleavage is the division of cells in the early embryo. The zygotes of many species undergo rapid cell cycles with no significant growth, producing a cluster of cells the same size as the original zygote. The different cells derived … Wikipedia
List of Honorverse characters — This is intended to be a comprehensive list of the names of even minor fictional character in the Honorverse, a series of military science fiction novels written by David Weber. Characters are sorted by their last name. Some are sorted by first… … Wikipedia
Cougar Mountain Regional Wildland Park — IUCN Category IV (Habitat/Species Management Area) … Wikipedia
List of Doctor Who planets — This is a list of planets, fictional or otherwise, that are mentioned in the British science fiction television series Doctor Who and its spinoff literature. : Top 0–9 A B C D E F G H I J K L M N O P Q R S T U V W … Wikipedia
Simulation cockpit — Simulation cockpits or simpits are environments designed to replicate a vehicle cockpit. Although many pits commonly designed around an aircraft cockpit, the term is equally valid for train or car projects. Simpit is generally used to refer to… … Wikipedia
Gamma Delta Chi — (also known as GDX, Gamma Delt or Gamma Delta) is a local fraternity at Dartmouth College in Hanover, New Hampshire. GDX is one of fifteen currently recognized all male Dartmouth fraternities [http://www.dartmouth.edu/ orl/greek… … Wikipedia
Predestination paradoxes in fiction — Many fictional and mythological works have dealt with various circumstances that can logically arise from time travel, usually dealing with paradoxes. The predestination paradox is a common literary device.Mythology/Self Fulfilling ProphecyWhile… … Wikipedia
National Christmas Tree (United States) — This article is about the Christmas Tree placed on the Ellipse near the White House. For the Christmas Tree placed inside the White House, see White House Christmas tree. For for the giant Sequoia known as the Nation s Christmas Tree , see… … Wikipedia
