annihilation spectrum

常見例句

雙語例句

• By the positron annihilation life spectrum (PALS) technique, the free volumes of chitosan and its N alkyl derivatives membranes were measured.
  用正電子湮滅壽命譜（PALS）法，研究了N-烷基化殼聚糖膜的自由躰積。
• For seeking after background spectrum, an iterative technique called gradual annihilation method is used in the module for analysis of differential spectrum.
  在微分譜分析模塊中採用了疊代技術(shù)求全譜本底，稱之爲(wèi)逐次淹沒法。
• The measurements of positron annihilation lifetime spectrum for chlorophyll in cyclohexane (77K) and in alcohol (296K) were carried out under illumination at different light intensity.
  測(cè)量了在不同光強(qiáng)下葉綠素環(huán)已烷溶液（77K）和酒精溶液（296K）的正電子湮沒壽命譜。
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