keypunched

听听怎么读
是什么意思
  • n.键控芽孔机;盘式穿孔机;键盘穿孔机
  • v.用打孔机打孔
  • 网络键控穿孔机;按键打孔;键盘凿孔机
  • 变形

    复数:keypunches 过去分词:keypunched 现在分词:keypunching

    英英释义

    Keypunch

    • A keypunch is a device for precisely punching holes into punch cards at specific locations as determined by the keys struck by the operator.

    以上来源于:Wikipedia

    学习怎么用

    权威例句

    Fill Device
    Press-formed keyway for headrest mounting tube
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    Recyclable, strong thermosets and organogels via paraformaldehyde condensation with diamines.
    Antibacterial properties of aged dental cements evaluated by direct-contact and agar diffusion tests
    Storage of gas chromatographic data using key-punched IBM cards
    USING A SIMPLE AUTOMATIC KEY PUNCHEDMICROCONTROLLER BASED ATMEGA8535