The variation of nuclear deformations with Z, N is studied with a two-level model with charge independent nucleon-nucleon interactions. Results obtained agree fairly well with observed ones.
用双能级模型以及与电荷无关的核子-核子相互作用研究核形变随Z，N的变化，得到了与实验大体相符的结果。
The first moment of quark transversity distribution defines the tensor charge of nucleon.
夸克的横向性分布的一次矩定义了核子张量荷 。
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