| 词汇 | octane |
| 释义 | octane noun[ U ] uk /ˈɒk.teɪn/ us /ˈɑːk.teɪn/ a chemical in petrol辛烷 Chemicals, chemical compounds & gases acetic acid acetone acrolein acrylamide activated charcoal adenine agglomerate ethyl alcohol glyphosate H2O HCFC HFC hyaluronic acid hydrochloric acid laughing gas limescale metho meths oxyacetylene tartaric acid -octane suffix uk / -ɒk.teɪn/ us / -ɑːk.teɪn/ having the stated quality in relation to power or (of petrol, etc.) octane number: 辛烷的;辛烷值的 Racing cars use a high-octane (= powerful) fuel.赛车使用高辛烷值的燃料。 Engineering - mechanical -engined air-cooled artificer automative bionics dolly drive shaft engage gasman go on horsepower mechanical mechanize neutral oilcan override tick over tune (something) up unmechanized valve You can also find related words, phrases, and synonyms in the topics: Petroleum products especially when used as fuel octane | American Dictionaryoctane noun[ C ] us/ˈɑk·teɪn/ a chemical substance in gasoline (= liquid fuel) which is used as a measure of its quality Examples of octaneoctane A research octane number of 65 and volatility were low compared with modern fuels but probably suitable when considering the design of the flathead engine. Volatility may have been low, but not such that the motor could not be operated, and the octane rating appears suitable for the engine. By continuing arcing in liquid nitrogen with graphite electrodes, it is possible to accumulate the reaction products into the octane trap. The products formed in the electric arc were hence forced to pass together with nitrogen into the octane solvent outside the reactor, and they were then trapped into the solvent. The use of methanol as an octane improver is similarly uneconomic when compared to conventional improvers. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 It seems that lead is the most efficient, the cheapest and the most plentiful octane improver. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 It avoids the inefficiency of converting naphtha to high octane. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 This plant was designed and built during the war to produce high octane aviation fuel from gas oil. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The research octane numbers in this specification have remained unchanged with the reduction of the lead alkyl content. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Once growth has started they are very high octane fuel in the engine, but something else is needed to start the engine. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Fuel consumption increases with every unit reduction of octane number. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 To raise our petrol even to 75 octane would mean a loss of output. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 If there is no additive, some other way of putting up the octane rating must be found. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 It did not mean a thing until it had the octane rating put on it. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Are they aware that high octane petrol is one of the main sources of lead in blood? From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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