单质分子和氮化物与卤化物，其核间距与力常数都表现有相似的行为。
The internuclear distances and force constants of the elementary molecules as well as of the nitrides and halides, exhibit a similar behavior.
建立了偶极矩、核四极矩偶合常数中的场梯度及晶体非线性光学系数的近似理论表达式。
Approximate theoretical expressions are given for dipole moment, field gradient at the nucleus, and nonlinear susceptibility of crystals.
测取了分子中各磁性核之间的偶合常数，并依靠这些数据解释了有关谱峰的形状特点；
The coupling constants between mag- netical nuclei were measured, by which the related peaks' shape was explained.
将目标模型和候选目标的核共生矩阵规整到同一常数以提高计算精度；
Second, the KCMs of the target model and the target candidate were normalized to a same integer to improve calculation accuracy.
核自旋-自旋偶合常数的计算结果表明电子的自旋极化与原子核的自旋取向有密切关系。
It was found that electronic spin polarization is closely related to nuclear spin orientations.
核自旋-自旋偶合常数的计算结果表明电子的自旋极化与原子核的自旋取向有密切关系。
It was found that electronic spin polarization is closely related to nuclear spin orientations.
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