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)的預處理、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，依照實驗方法，如果匹配的參考混合物由15%的正庚烷和85%異辛烷組成，那么按照所用的實驗方法，對比實驗樣本的辛烷值就是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;翻譯
• 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.
  通常增加異構(gòu)烷烴的含量來彌補由于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