positron annihilation

常見例句

雙語例句

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• The software and hardware construction for an on-line positron annihilation lifetime spectrometer and the prime process of setting it have been described.
  本文著重介紹實(shí)現(xiàn)正電子湮沒壽命譜儀計(jì)算機(jī)在線的軟、硬件的構(gòu)成及建立的主要過程。
• In crack-bud stage the inferior process of material is described the positron annihilation average life acts as damage parameter by Positron Annihilation Technique(PAT).
  利用正電子湮沒技術(shù)，以正電子湮沒平均壽命為損傷參量，描述裂紋萌生階段材料的劣化過程。
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