理学 计算与理论化学 释 selection rule; transition rule 跃迁选择定则 角动量守恒定律和宇称守恒定律的结果。从大量光谱的观察分析和研究中总结出来，同时也可以从量子力学推导出来。
理论计算机科学 佩特里网 释文 transition rule 变迁规则
- nonieme
- nonignorable dropout in longitudinal studies
- non-ignorable missing
- nonignorable missing data
- nonillion
- non-image-forming effects or non-visual effects
- non-image-forming visual system
- non-immediate inference
- non-impact printer
- non-implication
- non-implicational universals
- nonimplicative verbs
- non-inclusion
- non-increasing
- non increasing function
- non-increasing function
- nonincreasing function
- non-increasing rearrangement function
- nonincreasing rearrangement function
- non-increasing sequence
- Nonindigenous Aquatic Nuisance Prevention and Control Act
- non-inductive coil
- non-inertial frame
- non inertial reference frame
- non-inertial reference frame