The multiply charged ions (MCI) play an important role in those fields, such as atom and moleculephysics, surface science, plasma physics, nuclear physics, and astrophysical.
多重离化态离子在原子分子物理、表面科学、等离子体物理、核物理以及天体物理中，扮演着重要角色。
2
In statistical physics lectures, the calculation of the configuration partition function of molecule is simplified from double vectors integral to single vector integral.
统计物理教材中分子构型配分函数的计算，一般是将双矢量积分化简为单矢量积分。
3
Co is a simple but important molecule. It plays an important role in many fields, such as plasma physics, combustion science and astrophysics.