- antiknock properties
- антидетонационные свойства (бензина)
Большой англо-русский и русско-английский словарь. 2001.
antiknock properties
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Antiknock agent — An antiknock agent is a gasoline additive used to reduce engine knocking and increase the fuel s octane rating. The mixture known as gasoline, when used in high compression internal combustion engines, has a tendency to ignite early (pre ignition … Wikipedia
chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… … Universalium
antiknocking — adjective suppressing or eliminating engine knock in combustion engines antiknock properties antiknock rating • Syn: ↑antiknock • Similar to: ↑leaded • Derivationally related forms: ↑antiknock … Useful english dictionary
octane number — noun a measure of the antiknock properties of an automobile fuel; isooctane having an octane number of 100, a fuel with the same antiknock properties as a mixture of 90% isooctane and 10% heptane having an octane number of 90 … Wiktionary
octane number — ☆ octane number or octane rating n. a number representing the antiknock properties of a gasoline, fuel mixture, etc., determined by the percentage of isooctane that must be mixed with normal heptane to produce the knocking quality of the fuel… … English World dictionary
octane — n. a colourless inflammable hydrocarbon of the alkane series. Usage: Chem. formula: C8H18 Phrases and idioms: high octane (of fuel used in internal combustion engines) having good antiknock properties, not detonating readily during the power… … Useful english dictionary
octane rating — noun a measure of the antiknock properties of gasoline • Syn: ↑octane number • Hypernyms: ↑measure, ↑quantity, ↑amount * * * noun see octane number * * * octane number or … Useful english dictionary
Octane — A flammable liquid hydrocarbon found in petroleum. Used as a standard to measure the anti knock properties of motor fuel. U.S. Dept. of Energy, Energy Information Administration s Energy Glossary *** A rating scale used to grade gasoline… … Energy terms
high-octane — adjective Date: 1932 1. having a high octane number and hence good antiknock properties < high octane gasoline > 2. very powerful, strong, or effective < high octane football > < high octane coffee > … New Collegiate Dictionary
octane number — noun Date: 1931 a number that is used to measure the antiknock properties of a liquid motor fuel (as gasoline) with a higher number indicating a smaller likelihood of knocking called also octane rating compare cetane number … New Collegiate Dictionary
Alkylation — Alkylating agent redirects here. For the class of drugs, see alkylating antineoplastic agent. Alkylation is the transfer of an alkyl group from one molecule to another. The alkyl group may be transferred as an alkyl carbocation, a free radical, a … Wikipedia
