英语释义

1. a colorless oily hydrocarbon C16H34 found in petroleum

片语

cetane rating十六烷值

cetane index[油气] 十六烷指数

normal cetane正常十六烷

cetane fuel高十六烷燃油

cetane number十六烷值增进剂

cetane improver十六烷值增进剂

fuel cetane燃油十六烷值

cetane test十六烷值测定

cetane requirement十六烷值要求

英汉例句

• dimethoxymethane possesses higher quantity of oxygen, higher ratio of hydrogen to carbon and lower flash point. it can improve cetane number when mixed with the diesel oil.

  甲缩醛含氧量大、氢碳比高、闪点低，加入柴油中能够提高其十六烷值。

• the influence of cetane number improver on heat release rate and emissions of a high-speed diesel engine fueled with ethanol-diesel blend fuel was investigated.

  研究了十六烷值改进剂对轻型高速柴油机燃用乙醇柴油燃料时放热率与排放特性的影响。

• cetane value of bio-diesel was improved by adding the improver.

  对生物柴油的十六烷值改进进行了研究。

• an ashless, alcohol-free additive that improves cetane up to seven points for increased power and performance in all diesel engines.

  一个无灰，无酒精添加剂 ，提高十六烷值为增加力量和所有柴油发动机的性能7分。

• the characteristics of biodiesel is low content of sulfur and aroma hydrocarbon, high content of oxygen, high cetane value and flash point, less hazardous exhaust gas.

  它具有含硫量极低、芳香烃含量少、含氧量高、十六烷值高、闪点高和废气逸出少等优点。

• through it, octane value of gasoline, cetane value of diesel oil, aromatics and sulphur contents in fraction oil can be calculated.

  用此方法可以计算汽油的辛烷值、柴油的十六烷值、馏分油中芳烃和硫含量。

• the relationship among the boiling range, cetane number, smoke point, and other properties such as aromatics content, aniline point, and the sulfur and nitrogen content was also studied.

  分析了轻瓦斯油窄馏分的馏程、十六烷值、烟点以及其他性质如芳烃含量、苯胺点、硫氮含量之间的关系。

• the significance, types and mechanism of diesel fuel cetane improvers were introduced, and the characteristics of typical cetane improvers were compared in detail.

  本文主要介绍了研制柴油十六烷值改进剂的重要意义、种类和作用机理，并介绍了典型十六烷值改进剂的特点。

• cetane index and cetane value are almost same when boiling point increases from 150℃ to 300℃.

  十六烷值随馏程增加而升高，当油品的沸点在150～300℃时，十六烷指数与十六烷值基本一致；

• determines the pump octane number (aki), research octane number (ron), motor octane number (mon) of unleaded gasolines, optional cetane indexcetane number for diesel fuels.

  用于测量汽油的抗爆指数（aki）、研究法的辛烷值（ron）以及动力法的辛烷值（mon），也可适用于柴油的十六烷值分析。

• supported by extensive testing and years of field trial use, amsoil cetane boost additive has repeatedly demonstrated its ability to improve diesel engine performance.

  通过广泛的试验和田间试验使用多年的支持下，amsoil十六烷值升压添加剂已多次表明它有能力改善柴油发动机的性能。

• the petroleum quality in our country became worse one year by one , thus, the cetane number decrease , and impurity content of petroleum increase every year.

  另一方面，由于长年开采，我国油田的油质逐年下降，所供油品十六烷值降低，并且杂质含量等指标逐年增高。

• the result showed that the said technology improved the lco cetane number effectively, and reduced the existent gum of the product.

  实践证明，该技术能够有效地提高催化裂化柴油的十六烷值，并能降低产品的胶质。

• it is a supplementary tool for predicting cetane number with considerable accuracy when used with due regard for its limitations.

  这是一个具有很大準确性的预测十六烷值的辅助工具，但应适当注意到其局限性。

• the influence of cetane number on the ignition and combustion of diesel fuel ind.

  本文论述了柴油十六烷值对直喷式柴油机着火和燃烧特性的影响；

• with scientific experiment, this thesis mainly was concerned about the detailed ways of overhaul, debugging and sample test operation of diesel oil cetane rating method.

  柴油十六烷值发动机引擎测定法是到目前为止唯一可靠的十六烷值测定法。

• the influence of cetane number on the ignition and combustion of diesel fuel ind. i. diesel engine is briefly reviewed.

  本文论述了柴油十六烷值对直喷式柴油机着火和燃烧特性的影响；

• the viscosity, combustion heat, sulfur content, carbon residue, ash, flash point, moisture and cetane value of biodiesel and its blending oils with diesel were determined.

  测定了生物柴油及其与石化柴油的调和油的粘度、燃烧热、硫含量、残炭、灰分、闪点、水分和十六烷值的含量。

• the numerical result calculated by the formula for estimating the cetane number of distillate fuels from american petroleum institute (api) gravity and midboiling point.

  用美国石油学会比重度和中沸点估算馏分燃料十六烷值公式计算得到的数值结果。

• the results indicate that the operation region of hcci engine can be extended by using dme with a high cetane number and cng with a high octane number.

  结果表明，采用高十六烷值燃料二甲基醚和高辛烷值燃料天然气，可以拓宽均质压燃的运行工况范围。

• cyclohexyl nitrate is an effective cetane number improver for diesel oil.

  硝酸环己酯是一种有效的柴油十六烷值改进剂。

• the significance, types and mechanism of diesel fuel cetane improvers are introduced, and the characteristics of some typical cetane improvers are compared in detail.

  就柴油十六烷值改进剂的种类、作用机理及其研制的重要意义做了综述，介绍了部分十六烷值改进剂的性能特点。

• the octane number of gasoline and cetane number of diesel was slightly affected.

  汽油辛烷值和柴油十六烷值变化不大，柴油实际胶质降低。

• according to its indicated pressure diagrams measured under the condition of burning diesel fuels with different cetane number in d.

  通过实测直喷式柴油机燃烧不同十六烷值柴油时的缸内压力示功图，以此计算出相应的燃烧放热规律。

• cetane number (cn) of diesel has effect on cold startability and emissions in a diesel engine.

  柴油的十六烷值对柴油机冷起动和排放有一定影响。

• amsoil cetane boost additive improves diesel fuel quality that benefits all diesel engines, especially high performance designs.

  amsoil十六烷值提高升压柴油燃料添加剂的质量，效益的柴油发动机，特别是高性能的设计。

• the adsorption isotherm of cetane pyridine chloride in sodium hydroxide solution on aluminium surface has been measured by corrosion weight losses and its corrosion inhibition has been investigated.

  用失重法研究了氢氧化钠溶液中氯化十六烷基吡啶在铝表面上的吸附及其缓蚀作用。