Speaker:楊奇儒
Date:2018-03-15
view(s): 340
  • 08:32 1.
    14臭氧層的破壞與現況
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14臭氧層的破壞與現況
Duration: 08:32, Browse: 340, Update: 2020-08-23
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    環境與生活磨課師影片教材
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    李思賢
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    影音網 (root)
    Create
    2018-03-15 00:00:00
    Update
    2020-08-23 04:58:45
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    340
    Duration
    08:32