• 2021-04-14 问题

    Do you want plastic bags? It's ahout 1 yuan. —______.

    Do you want plastic bags? It's ahout 1 yuan. —______.

  • 2021-04-14 问题

    设8254端口地址为210H~213H,要求2号计数器工作在...MOV AL, AHOUT DX, AL

    设8254端口地址为210H~213H,要求2号计数器工作在...MOV AL, AHOUT DX, AL

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