证明了只有轻子荷才是严格守恒的，各代轻子数分别守恒只能近似成立。

It is proved that only lepton charge is strictly conserved and the individual conservation of the lepton number of every generation of leptons hold only approximately.

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证明了只有轻子荷才是严格守恒的，各代轻子数分别守恒只能近似成立。

It is proved that only lepton charge is strictly conserved and the individual conservation of the lepton number of every generation of leptons hold only approximately.

youdao