- needle field
- 针场
English-Chinese lightIndusrty dictionary (英汉轻工业大词典). 2013.
English-Chinese lightIndusrty dictionary (英汉轻工业大词典). 2013.
Needle (novel) — Needle … Wikipedia
Needle in a Haystack (House) — Needle in a Haystack House episode Episode no. Season 3 Episode 13 Directed by Peter O Fallon … Wikipedia
Field emission microscopy — (FEM) is an analytical technique used in materials science to investigate molecular surface structures and their electronic properties. [cite web | title = Intro to Field Emission | publisher = Field Emission / Ion Microscopy Laboratory, Purdue… … Wikipedia
Field ion microscope — Field ion microscopy (FIM) is an analytical technique used in materials science. The field ion microscope is a type of microscope that can be used to image the arrangement of atoms at the surface of a sharp metal tip.It was the first technique by … Wikipedia
Needle remover — a wall mounted sharps container Needle removers are devices that physically remove a needle from a syringe. In developing countries, there is still a need for improvements in needle safety in hospital settings as most of the needle removal… … Wikipedia
Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… … Wikipedia
needle — I. noun Etymology: Middle English nedle, from Old English nǣdl; akin to Old High German nādala needle, nājan to sew, Latin nēre to spin, Greek nēn Date: before 12th century 1. a. a small slender usually steel instrument that has an eye for thread … New Collegiate Dictionary
field emission microscopy — noun a technique that uses field emission of electrons or positive ions from the needle shaped tip of an emitter to produce a magnified image of the emitter surface (showing each atom) on a fluorescent screen … Wiktionary
Dreyse needle gun — Needle gun Type Bolt action Place of origin … Wikipedia
geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… … Universalium
Earth's magnetic field — Computer simulation of the Earth s field in a normal period between reversals.[1] The tubes represent magnetic field lines, blue when the field points towards the center and yellow when away. The rotation axis of the Earth is centered and… … Wikipedia