There are many methods to solve the one kind of ionreactions for the problem of groundwater.
对于求解地下水中的一类离子反应问题，有很多种方法。
2
In heavy ionreactions, the intermediate structure phenomena show the properties of the rotation-vibration spectra of molecules.
重离子反应中的中间结构显示出分子振转谱的特性。
3
It is important to measure meson productions in heavy ion collisions in order to understand the dynamics of heavy ionreactions and the properties of nuclear matter.