The leptonic decay widths of and are also given here.

同时本文还计算了和到轻子衰变宽。

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

本文用考虑了相正势模型计算重夸克偶素能谱、轻子宽和辐射跃迁宽。