2) unit of basic state of spectrum
基态谱项
3) spectroscopic term
光谱项
1.
Discussion about the spectroscopic terms and spectroscopic branched terms of the P ~2 configuration of the eguivalent electrons;
论同科电子P~2组态的光谱项及光谱支项
2.
A usual method of making atomic energy diagram base metal using spectroscopic term and the existing problems are analysed based on the theoretical formula of series of spectral lines of sodium atom of base metal and the results of the expcriment data.
本文以碱金属钠原子光谱线系的理论公式和实验数据结果为基础，对用光谱项作碱金属原子能级图的常用方法及存在问题作了分析，并给出了改进办法。
4) spectral term
光谱项
1.
Inference of spectral term of five equal electrons;
五个同科电子形成的光谱项的推求
2.
The inference of spectral term of equivalent electrons using "Maple" mathematical software;
应用“Maple”数学软件来推求同科电子光谱项
3.
Inference of spectral term of three equal electrons by delete principle;
用“删除法则”求3个同科电子的光谱项
6) spectroscopic terms
光谱项
1.
A C++ programming to confirm spectroscopic terms of equivalent electrons system;
基于C++编程确定同科电子体系的光谱项
补充资料：光谱项
见原子光谱。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条