Последние добавленные видео:
氖氣生產
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2 years ago
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271 1 year ago 3:23投資氖氣生產，中鋼步入半導體供應鏈｜鋼鐵潮流
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21017 2 years ago 4:10What Neon Gas Shortages Means For The Chip Industry
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266 2 years ago 4:00"氖： 這種神秘氣體的驚人應用和危險性"
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628 2 years ago 1:43俄羅斯限制氖氣出口 全球晶片荒恐加劇｜#鏡新聞
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8 years ago
17792 8 years ago 4:52How It`s Made Neon Signs
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3 years ago
79890 3 years ago 9:23The Semiconductor Neon Shortage