two-step mechanism

two-step mechanism
двухступенчатый механизм

Англо-русский словарь по машиностроению. 2014.

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  • Two-factor authentication — (TFA, T FA or 2FA) is an approach to authentication which requires the presentation of two different kinds of evidence that someone is who they say they are. It is a part of the broader family of multi factor authentication, which is a defense in …   Wikipedia

  • Two-dimensional nuclear magnetic resonance spectroscopy — (2D NMR) is a set of nuclear magnetic resonance spectroscopy (NMR) methods which give data plotted in a space defined by two frequency axes rather than one. Types of 2D NMR include correlation spectroscopy (COSY), J spectroscopy, exchange… …   Wikipedia

  • Mechanism — • There is no constant meaning in the history of philosophy for the word Mechanism. Originally, the term meant that cosmological theory which ascribes the motion and changes of the world to some external force Catholic Encyclopedia. Kevin Knight …   Catholic encyclopedia

  • step — /stɛp / (say step) noun 1. a movement made by lifting the foot and setting it down again in a new position, as in walking, running, marching, or dancing. 2. the space passed over or measured by one movement of the foot in stepping: *Two short… …  

  • step — stepless, adj. steplike, adj. /step/, n., v., stepped, stepping. n. 1. a movement made by lifting the foot and setting it down again in a new position, accompanied by a shifting of the weight of the body in the direction of the new position, as… …   Universalium

  • Mechanism of action of aspirin — 3D model of chemical structure of aspirin Aspirin causes several different effects in the body, mainly the reduction of inflammation, analgesia (relief of pain), the prevention of clotting, and the reduction of fever. Much of this is believed to… …   Wikipedia

  • step — [[t]stɛp[/t]] n. v. stepped, step•ping 1) a movement made by lifting the foot and setting it down again in a new position, accompanied by a shifting of the body in the direction of the new position, as in walking or dancing 2) such a movement… …   From formal English to slang

  • reaction mechanism — Introduction       in chemical reactions (chemical reaction), the detailed processes by which chemical substances are transformed into other substances. The reactions themselves may involve the interactions of atoms (atom), molecules (molecule),… …   Universalium

  • Reaction mechanism — In chemistry, a reaction mechanism is the step by step sequence of elementary reactions by which overall chemical change occurs.[1] Although only the net chemical change is directly observable for most chemical reactions, experiments can often be …   Wikipedia

  • Lindemann mechanism — In chemical kinetics, the Lindemann mechanism, sometimes called the Lindemann Hinshelwood mechanism, is a schematic reaction mechanism. Frederick Lindemann discovered the concept in 1921 and Cyril Hinshelwood developed it. [ [http://www.chem.iitm …   Wikipedia

  • Electrochemical reaction mechanism — In chemistry, an electrochemical reaction mechanism is the step by step sequence of elementary steps, involving at least one outer sphere electron transfer, by which an overall chemical change occurs [Bard, A.J. L.R. Faulkner, Electrochemical… …   Wikipedia


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