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positron

英['pɒzɪtrɒn] 美['pɑːzɪtrɑːn]
  • n. 正电子

详细释义

Noun:
  1. an elementary particle with positive charge; interaction of a positron and an electron results in annihilation

双语例句

1. After an immeasurably short time interval, the electron - positron pair recombine.
电子 ― 正电子偶经过一个不可测量的短暂时间间隔后就重新复合.

来自辞典例句

2. The positron is an antielectron.
正电子就是反电子.

来自辞典例句

3. The electron - positron pair may survive without recombining.
电子 - 正电子偶可以存在下来而不再复合.

来自辞典例句

4. The vacancy defects of samples were measured by slow positron annihilation.
借助慢正电子湮没技术研究了样品的空位型缺陷.

来自互联网

5. Magnetized water samples were measured by the positron annihilation lifetime spectrometer.
用正电子湮没寿命谱仪对经过磁场处理的水样品进行了对照测量.

来自互联网

    用作名词 (n.)
    1. The result is that the electron shadow and the positron shadow are separated.
      结果将使得电子的阴影和正电子的阴影被分开。
    2. The vacancy defects of samples were measured by slow positron annihilation.
      借助慢正电子湮没技术研究了样品的空位型缺陷。

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