positrons radiator 正子辐射体
Dirac theory of positrons 狄悦克正子学说
annihilation of positrons 正子互毁
Positrons And 正电子和
slow-positrons 慢正电子
positrons lifetime spectrum 正电子寿命谱
The main subject of this paper is the reconstruction of positron emission tomography (PET).
本文讨论了正电子发射成像的重建问题。
参考来源 - 正电子成像重建技术Many experimental results have shown that the positron annihilation technique is an advanced technique for the test and characterization of the polymer microstructure, such as the free-volume of polymers.
实验结果证明,正电子湮没技术是一种先进的材料微观结构—自由体积的探测和表征技术。
参考来源 - 正电子湮没技术在聚合物中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： antielectron
以上来源于: WordNet
N the antiparticle of the electron, having the same mass but an equal and opposite charge. It is produced in certain decay processes and in pair production, annihilation occurring when it collides with an electron 正电子 [physics]
Barry Barish: it's a machine that will collide electrons and positrons.
巴里·巴里斯：这是对撞电子和正电子的机器。
Coaxing hot and bothered antiprotons and positrons to couple is quite a task.
让处于高温与高速运动状态的反质子和正电子进行结合是一桩非常困难的工作。
The process would also create large numbers of electrons and positrons at the core of the Milky Way.
这个过程也会在银河中心产生大量的电子和反电子。
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