- free mass point
- 自由质点
English-Chinese dictionary of mechanical engineering (英汉机械工程大词典). 2013.
free mass point
Look at other dictionaries:
Mass spectrometry — (MS) is an analytical technique that measures the mass to charge ratio of charged particles.[1] It is used for determining masses of particles, for determining the elemental composition of a sample or molecule, and for elucidating the chemical… … Wikipedia
Free market — A free market is a market in which property rights are voluntarily exchanged at a price arranged completely by the mutual consent of sellers and buyers. In a free market, individuals, rather than government, make the majority of decisions… … Wikipedia
Mass collaboration — is a form of collective action that occurs when large numbers of people work independently on a single project, often modular in its nature. Such projects typically take place on the internet using social software and computer supported… … Wikipedia
Mass media — refers collectively to all media technologies, including the Internet, television, newspapers, film and radio, which are used for mass communications, and to the organizations which control these technologies.[1][2] Since the 1950s, in the… … Wikipedia
Free Independent Traveler — Free Independent Traveler/Tourist (FIT)With world travel market having undergone significant changes over the last few years a new type of tourist has emerged known as the Free Independent Traveler or Tourist (FIT). The definition is broad but… … Wikipedia
Point-to-multipoint communication — is a term that is used in the telecommunications field which refers to communication which is accomplished via a specific and distinct type of one to many connection, providing multiple paths from a single location to multiple locations.[1] Point … Wikipedia
Mass racial violence in the United States — Mass racial violence, also called race riots can include such disparate events as: attacks on Irish Catholics, the Chinese and other immigrants in the 19th century. attacks on Italian immigrants in the early 20th century, and Mexicans and Puerto… … Wikipedia
Free-fall time — The free fall time is the characteristic time that would take a body to collapse under its own gravitational attraction, if no other forces existed to oppose the collapse. As such, it plays a fundamental role in setting the timescale for a wide… … Wikipedia
Mass–energy equivalence — E=MC2 redirects here. For other uses, see E=MC2 (disambiguation). 4 meter tall sculpture of Einstein s 1905 E = mc2 formula at the 2006 Walk of Ideas, Berlin, Germany In physics, mass–energy equivalence is the concept that the … Wikipedia
Mass — This article is about the scientific concept. For the substance of which all physical objects consist, see Matter. For other uses, see Mass (disambiguation). Classical mechanics … Wikipedia
mass transit — a system of large scale public transportation in a given metropolitan area, typically comprising buses, subways, and elevated trains. Cf. rapid transit. * * * Transportation systems, usually publicly but sometimes privately owned and operated,… … Universalium
