- X-ray density
- X射线强度
English-Chinese electricity dictionary (电气专业词典). 2013.
English-Chinese electricity dictionary (电气专业词典). 2013.
Ray of Creation — The Ray of Creation is an esoteric cosmology which was taught by G. I. Gurdjieff. It is a diagram which better represents the place which Earth occupies in the Universe. The diagram has eight levels, each corresponding to Gurdjieff s Law of… … Wikipedia
Ray County, Missouri — Ray County is a county located in the U.S. state of Missouri. As of 2000, the population was 23,354. Its county seat is RichmondGR|6. The county was organized in 1820 and named for John Ray, Missouri state legislator.Ray County is part of the… … Wikipedia
Ray DiPalma — (born in New Kensington, PA in 1943), is an American poet and visual artist who has published more than 40 collections of poetry, graphic work, and translations with various presses in the US and Europe. He was educated at Duquesne University… … Wikipedia
Density logging — Well logging Gamma ray logging Spontaneous potential logging Resistivity logging Density logging Sonic logging Caliper logging Mud logging LWD/MWD v · … Wikipedia
Ray, North Dakota — Infobox Settlement official name = Ray, North Dakota settlement type = City nickname = motto = imagesize = image caption = image mapsize = 250px map caption = Location of Ray, North Dakota mapsize1 = map caption1 = subdivision type = Country… … Wikipedia
Ray tracing (physics) — In physics, ray tracing is a method for calculating the path of waves or particles through a system with regions of varying propagation velocity, absorption characteristics, and reflecting surfaces. Under these circumstances, wavefronts may bend … Wikipedia
Ray City, Georgia — Infobox Settlement official name = Ray City, Georgia other name = native name = nickname = settlement type = City motto = imagesize = image caption = flag size = image seal size = image shield = shield size = image blank emblem = blank emblem… … Wikipedia
Ray Township, Michigan — Infobox Settlement official name = Ray Township, Michigan settlement type = Township nickname = motto = imagesize = image caption = image |pushpin pushpin label position =left pushpin map caption =Location within the state of Michigan pushpin… … Wikipedia
density — 1. The compactness of a substance; the ratio of mass to unit volume, usually expressed as g/cm3 (kg/m3 in the SI system). 2. The quantity of electricity on a given surface or in a given time per unit of volume. 3. In radiological p … Medical dictionary
X-ray crystallography — can locate every atom in a zeolite, an aluminosilicate with many important applications, such as water purification. X ray crystallography is a method of determining the arrangement of atoms within a crystal, in which a beam of X rays strikes a… … Wikipedia
Dual-energy X-ray absorptiometry — Not to be confused with Bone scan. Dual energy X ray absorptiometry Intervention A scanner used to measure bone density with dual energy X ray absorptiometry. ICD 9 CM … Wikipedia