The leptonic decay widths of and are also given here.

同时本文还计到轻子对衰变宽度。

Using a potential model with relativistic correction we evaluated the spectrum, le-pton decay widths and radiative transition widths of heavy quarkonium systems.

本文用考虑相对论修正势模型计重夸克偶素能谱、轻子宽度辐射跃迁宽度。