parapositronium

用法例句

The reaction kinetics of positronium o-Ps on MoNi/Al2O3 hydrotreating catalyst was studied by using the positron annihilation spectroscopy for chemical analysis(PASCA).

采用化学分析正电子湮没谱(PASCA)技术研究正电子素(o-Ps)在MoNi/Al2O3加氢催化剂上的反应动力学。

A short - lived association of an electron and a positron bound together in a configuration resembling the hydrogen atom.

电子偶素，正电子素电子与正电子的短暂结合物，两者的结合物与氢原子的结构十分相似

The Microstructions of Allotropic Carbon Materials Studied by Positiron Annihilation Techniques;

碳同素异构体微观结构的正电子研究

Basic Research of Positron Radionuclide Labelled RGD Peptides;

正电子核素标记RGD肽的基础研究

If the spins are in the same direction, the state is called orthopositronium; if they are opposite, we speak of parapositronium.

若方向相同，则称该自旋态的电子偶素为正电子偶素；若方向相反，则称为仲电子偶素。

proton electron positron storage ring

质子 电子 正电子贮存环

proton electron positron colliding beams

质子 电子 正电子碰撞束

The electrons must then be deflected to hit the correct pixels.

（在新方法中）电子必须偏转以击中正确的像素。

The positron is an antielectron.

正电子就是反电子。

electron positron pair creation

电子 正电子对产生

electron pair creation

电子 正电子偶形成

electron-positron interaction

电子－正电子相互作用

electron positron pair annihilatio

电子 正电子对湮没

large electron positron storage ring

大型电子正电子对撞机

Calculation of positron lifetime of single crystals of elements of the periodic table with the theory of local density approximation

元素周期表中元素单晶基于局域密度理论的正电子寿命计算

A positively charged electrode, as of an electrolytic cell, a storage battery, or an electron tube.

阳极，正极电解电池、蓄电池或电子管的正电电极

An electron with a negative charge, as contrasted with a positron.

电子带有负电荷，与正电荷相反的电子

Electrical and Electronics Calibration Laboratory

电气及电子校正实验所

power-factor correction capacitor

功率因素矫正电容器