| 词汇 | positron emission tomography |
| 类别 | 英译汉、汉译英、英汉互译翻译词典 |
| 释义 | positron emission tomography【化】 正电子成象术 positron emission tomography positron emission tomography n.Abbr. PET（名词）缩写 PETTomography in which a computer-generated image of a biological activity within the body is produced through the detection of gamma rays that are emitted when introduced radionuclides decay and release positrons.正电子发射X射线层析照相术：照相术，通过引进的放射性核素发生衰变而释放的正电子发射的伽玛射线来探测体内的生理活动，并通过计算机将其成像 |
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