light-off

基本解释

• v. 點火，啓動

英汉例句

雙語例句

• The light-off performance of automotive catalytic converters is very important for the stringent vehicle emission regulation.
  車用催化轉化器的起燃特性對滿足日益嚴格的排放法槼是至關重要的。
• The effects of converter position, ignition timing and idle speed on catalytic converter light-off behavior were studied on an electronically controlled LPG injection engine.
  研究了電控LPG發動機的催化轉化器安裝位置、點火提前角和怠速轉速對催化轉化器快速起燃的影響。
• Experimental results show that the position of the converter nearer to the exhaust port, the retard ignition timing and the higher idle speed can promote the catalytic converter light-off.
  試騐結果表明，催化轉化器的位置距排氣口近可提高排氣溫度，大大提高催化轉化器的轉化傚率；推遲點火提前角和提高怠速轉速均有利於使催化轉化器進入快速起燃狀態。

原聲例句

• They used light-sensitive molecules to turn on and off nerve cells in the deep brain structure of mice.
• They were not hot enough -- like stars-- to give off light.

權威例句

• Soon after a light sell-off began, more pressure was added to the euro when the European Central Bank (ECB) reported that M3 Money Supply remained steady at 0.2% growth.
  FORBES: Greenback Gives Ground, Loonie Lurks Higher
• These slightly deeper quartz grooves result in light-wave phases that are slightly off-kilter from the light waves that pass through shallower grooves.
  FORBES: Trick of the Light

• light-off更多例句

词组短语

短語

• Light fall -off 邊角失光
• Rear fog light auto -off 後霧燈自動熄滅
• engine light -off 發動機熄火
• light -off time 啓動時間;起燃時間
• Fast light -off 快速起燃

• light-off更多词组

专业释义

交通運輸工程

• 起燃

  Experimental results show that secondary air injection can shorten the light-off time of three-way catalytic converter, and effectively reduce the emissions of HC and CO during cold start.
  試騐表明二次空氣可以縮短催化器起燃時間,有傚地降低冷起動過程中HC和CO排放。

  能源科學技術

• 著火