- pole tips
- 极尖
English-Chinese electron industry dictionary (英汉电子工程大词典). 2013.
English-Chinese electron industry dictionary (英汉电子工程大词典). 2013.
Pole weapon — A selection of polearms, mostly halberds A pole weapon or polearm is a close combat weapon in which the main fighting part of the weapon is placed on the end of a long shaft, typically of wood, thereby extending the user s effective range. Spears … Wikipedia
Trekking pole — TOC Trekking poles (also known as hiking poles, hiking sticks or walking poles) are a common hiking accessory. When in use, they resemble ski poles as they have many features in common, such as baskets at the bottom, rubber padded handles and… … Wikipedia
Magnetic field — This article is about a scientific description of the magnetic influence of an electric current or magnetic material. For the physics of magnetic materials, see magnetism. For information about objects that create magnetic fields, see magnet. For … Wikipedia
Tungsten carbide — Chembox new Name = Tungsten carbide ImageFile = Tungsten carbide.jpg ImageName = Tungsten carbide milling bits Section1 = Chembox Identifiers CASNo = 12070 12 1 Section2 = Chembox Properties Formula = WC MolarMass = 195.86 g·mol−1 Appearance =… … Wikipedia
particle accelerator — accelerator (def. 7). [1945 50] * * * Device that accelerates a beam of fast moving, electrically charged atoms (ions) or subatomic particles. Accelerators are used to study the structure of atomic nuclei (see atom) and the nature of subatomic… … Universalium
CLEO (particle detector) — CLEO was a general purpose particle detector at the Cornell Electron Storage Ring (CESR), and the name of the collaboration of physicists who operated the detector. The name CLEO is not an acronym; it is short for Cleopatra and was chosen to go… … Wikipedia
Quadrupole magnet — Quadrupole magnets consist of groups of four magnets laid out so that in the multipole expansion of the field the dipole terms cancel and where the lowest significant terms in the field equations are quadrupole. Quadrupole magnets are useful as… … Wikipedia
Quadrupole — A quadrupole or quadrapole is one of a sequence of configurations of for example electric charge or current, or gravitational mass that can exist in ideal form, but it is usually just part of a multipole expansion of a more complex structure… … Wikipedia
Daresbury Laboratory — Coordinates: 53°20′35″N 02°38′26″W / 53.34306°N 2.64056°W / 53.34306; 2.64056 … Wikipedia
Sextupole magnet — Sextupole magnets consist of groups of six magnets set out in an arrangement of alternating north and south magnetic poles arranged around an axis. They are used in particle beam focusing in particle accelerators.cite web|url=http://xfelinfo.desy … Wikipedia
List of The Colbert Report episodes (2007) — This list of episodes of The Colbert Report details information on all 2007 episodes of The Colbert Report, a popular Comedy Central show hosted by Stephen Colbert, and produced by Colbert, Jon Stewart, and Ben Karlin. Colbert plays the role of a … Wikipedia