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「Race to the Line micro:bit英國模型火箭車比賽- 香港站2018/19」初賽港島區結果
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Kau Yan School
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March 22, 2019
March 22, 2019
「Race to the Line micro:bit英國模型火箭車比賽- 香港站2018/19」初賽港島區結果
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