to-220英文全称，中文含义，应用场合

The company mainly produces transistors of TO-92,TO-92LS,.TO-92L,TO-126,TO-251/252,TO-220,and TO-3P package and now the annual output of transistors is over 1 billion.
公司主要生产TO-92、TO-92LS、TO-92L、TO-126、TO-251、TO-252、TO-220、TO-3P等塑封三极管，现具备年产量超过10亿只晶体管的生产能力。

35/ 3 Terminal voltage regulators in the TO-220 packages are wonderful parts.
35/3个终端机电压调整者在到 -220 包裹中是令人惊奇的部份。