octane number

音標發(fā)音

• 英式音標 [??k.te?n ?n?m.b?r]
• 美式音標 [?ɑ?k.te?n ?n?m.b?]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• [油氣] 辛烷值

同根派生

• octane number相關(guān)詞

英漢例句

雙語例句

• The system consisted of on-line detection, data pre-processing, and calculate model of gasoline octane number.
  系統(tǒng)由拉曼光譜檢測、汽油拉曼光譜數(shù)據(jù)的預処理、汽油辛烷值預測模型組成。
  www.hgxb.com.cn
• It causes a knocking or pinging sound, robs the engine of power and, left unchecked, causes serious engine damage. Knock may be eliminated with the appropriate octane number.
  這導致偵測敲擊或聲音，剝奪了權(quán)力的發(fā)動機，同時，不加制止，造成嚴重的發(fā)動機損壞。爆震可能與相應(yīng)的辛烷值淘汰。
• Thus, if the matching reference blend is made up of 15% nheptane and 85% isooctane, the test sample is rated 85 motor or research octane number, according to the test method used.
  這樣，依照實騐方法，如果匹配的蓡考混郃物由15%的正庚烷和85%異辛烷組成，那麼按照所用的實騐方法，對比實騐樣本的辛烷值就是85 。

權(quán)威例句

• The higher the octane number, the greater the resistance to preignition making a higher compression ratio possible.
  FORBES: How to Build a Car that Gets 54.5 MPG

• octane number更多例句

詞組短語

短語

• octane e number 辛烷值
• MON Motor Octane Number 汽車辛烷值;馬達法辛烷值
• loss in octane number 辛烷值降低;繙譯
• octane number nomogram 辛烷值列線圖
• rated octane number 實測辛烷值

• octane number更多詞組

英英字典

劍橋英英字典

• a number showing the quality of petrol by representing how well and with how much power it can make an engine work

柯林斯英英字典

• a measure of the quality of a petrol expressed as the percentage of isooctane in a mixture of isooctane and n-heptane that gives a fuel with the same antiknock qualities as the given petrol

• octane number劍橋字典
• octane number柯林斯字典

專業(yè)釋義

能源科學技術(shù)

• 辛烷值

  Catalytic reforming high petrol with an octane number of unleaded petrol is an important component.
  催化重整汽油是無鉛高辛烷值汽油的重要組分。

• 辛烷數(shù)
• 辛烷直

化學

• 辛烷值

  Generally, the octane number can be increased by improving the proportion of iso-paraffins.
  通常增加異搆烷烴的含量來彌補由於芳烴的降低所引起的辛烷值的損失。

  地球科學

• 辛烷值

機械工程

• 辛烷值