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2022第十八屆烏克蘭國際發明展 XVIII INTERNATIONAL SALON OF INVENTIONS AND NEW TECHNOLOGIES «NEW TIME» (2022.09.22-24塞瓦斯托波爾)
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CIIS中華創新發明學會
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September 22, 2022
September 22, 2022
2022第十八屆烏克蘭國際發明展 XVIII INTERNATIONAL SALON OF INVENTIONS AND NEW TECHNOLOGIES «NEW TIME» (2022.09.22-24塞瓦斯托波爾)
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