couple,pair是什么意思

用法例句

We find that the binding energies of odd-A nuclei are even closer to the corresponding experimental results, compared with those of the even-even nuclei.

发现,在Hatree近似下奇A核结合能理论计算值与实验值的相对误差反而普遍 比偶偶核小。

A new analytic model for the description of the charge density distribution of the light even-even nuclei;

轻偶偶核电荷分布的一个统一描述

The anomalous character of large polar distance dipole-dipole resistivity sounding in tunnel is calculated and discussed in this paper.

本文着重计算和讨论坑道内大极距偶极-偶极测深异常特征。