punched card

punched card是什么意思、punched card怎么读
【电】 打孔卡

punched card汉语翻译

【电】 打孔卡

punched card英语解释

名词 punched card:

  1. a card on which data can be recorded in the form of punched holes
    同义词:punch card, Hollerith card