• 夸克不仅带有重电荷而且带有轻子荷。

    The quarks have not only baryon number and charge but also lepton charge.

    youdao

  • 轻子中的基本微粒(),其质量为209,是一种负电荷,平均寿命为2

    An elementary particle in the lepton family (not a meson), having a mass209 times that of the electron, a negative electric charge, and a mean lifetime of2.2? 0-6 second.

    youdao

  • 轻子中的基本微粒(),其质量为209,是一种负电荷,平均寿命为2

    An elementary particle in the lepton family (not a meson), having a mass209 times that of the electron, a negative electric charge, and a mean lifetime of2.2? 0-6 second.

    youdao

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