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    第二節
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第二節
Duration: 54:05, Browse: 587, Last Updated: 2017-11-28
    Location
    Folder name
    第九週(2017.11.23)
    Author
    物理系
    Branch
    物理系
    Created
    2017-11-28 15:48:40
    Last Updated
    2017-11-28 17:25:50
    Duration
    54:05