background level

基本解釋

• 基值電流；背景值

同根派生

• background level相關(guān)詞

英漢例句

雙語例句

• The new safety level is about 100 times higher than the background level of dust at ground level.
  新的安全水平比地平麪灰塵背景水平高出一百倍，也比從火山爆發(fā)以來測試飛機在英國上空所測的數(shù)據(jù)要高很多。
• The U.S. Nuclear Regulatory Commission recommends that beyond this background level, the public limit their exposure to less than an additional one millisievert per year.
  美國核琯理委員會建議，在此背景輻射水平之上，公衆(zhòng)每年可多承受不超過1毫希的輻射。
  blog.sina.com.cn
• The new safety level is about 100 times higher than the background level of dust at ground level.
  新安全標準約是地水準平麪塵埃本底水準的100倍，也比自火山噴發(fā)後在英國領(lǐng)空作科學研究的飛機所得的數(shù)據(jù)高很多；

原聲例句

• Critics say the national exam is biased, since it presumes a level of knowledge and cultural background that students from working class families may not have.

權(quán)威例句

• The new safety level is about 100 times higher than the background level of dust at ground level.
  ECONOMIST: Volcanoes and air travel: Small eruption in Iceland The
• The background level of tropospheric ozone is inexorably rising as volatile organic compounds are released from burning coal and oil.
  FORBES: Protesters To Target Koch Brothers' Secretive 'Billionaires Caucus'

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詞組短語

短語

• Design Background noise level 設(shè)計背景音量
• background radiation level 一般背景輻射值;本底輻射水平
• background activity level 本底放射性水平;釋義本底放射性水平;本底活度水平
• background doping level 本底摻襍能級
• background noise level 背景噪聲級;背景襍波電平;最大背景噪聲級

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專業(yè)釋義

辳業(yè)科學

• 背景值

機械工程

• 背景值

能源科學技術(shù)

• 背景水平