| 单词 | antiknock |
| 释义 | antiknock noun[U] uk/ˌæn.tiˈnɒk/us/ˌæn.t̬iˈnɑːk/achemicalthat isaddedto thefuelof acarengineinorderto make thefuelburnmoreeffectively, so that theenginestopsmaking aregularknockingsound （加入汽油中使燃烧更充分的）抗震剂，抗爆剂Petroleum products especially when used as fuel
Examplesofantiknockantiknock This requires petrol of a high quality, which can only be obtained by the use ofantiknockadditives. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0 Alkylate is a premium gasoline blending stock because it has exceptionalantiknockproperties and is clean burning. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Antiknockagents allow the use of higher compression ratios for greater efficiency and peak power. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It functions as anantiknockagent by the action of the carbonyl groups. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Tetraethyllead previously was combined with gasoline as anantiknockagent. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Whereas the temperature and pressure of the combustion are largely determined by the engine, the composition can be controlled by variousantiknockadditives. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Improvements to gasoline itself decrease the need forantiknockadditives. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Ferrocene and its derivatives areantiknockagents added to the petrol used in motor vehicles, and are safer than the now-banned tetraethyllead. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Triacetin can also be used as a fuel additive as anantiknockagent which can reduce engine knocking in gasoline, and to improve cold and viscosity properties of biodiesel. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.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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