| 正电子 | zhèng diàn zǐ | positron (antiparticle of the electron) |  |
| 正子 | zhèng zǐ | positron / also called 正電子|正电子[zheng4 dian4 zi3] | |
| 阳电子 | yáng diàn zǐ | positron / also called 正電子|正电子[zheng4 dian4 zi3] | |
| 反电子 | fǎn diàn zǐ | positron / also called 正電子|正电子[zheng4 dian4 zi3] | |
| 正电子发射断层照相术 | zhèng diàn zǐ fā shè duàn céng zhào xiāng shù | positron emission tomography (PET) | |
| 反電子 | fǎn diàn zǐ | positron / also called 正電子|正电子[zheng4 dian4 zi3] | |
| 正电子断层 | zhèng diàn zǐ duàn céng | PET, positron emission tomography (medical imaging method) | |
| 正电子发射层析 | zhèng diàn zǐ fā shè céng xī | positron emission tomography (PET) | |
| 正电子发射计算机断层 | zhèng diàn zǐ fā shè jì suàn jī duàn céng | PET, positron emission tomography (medical imaging method) | |
| 正电子发射体层 | zhèng diàn zǐ fā shè tǐ céng | PET, positron emission tomography (medical imaging method) | |
| 陽電子 | yáng diàn zǐ | positron / also called 正電子|正电子[zheng4 dian4 zi3] | |
| 正电子断层扫描 | | positron emission tomography / PET scanning | |
