相关内容：Hard technology
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China's "hard science and technology" has played a great role in fighting the epidemic
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Hard technology epidemic prevention, and make every effort to ensure the resumption of classes at the first primary school of high-tech
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The Leader infrared hard technology community decoration project started
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In 2021 Hard Technology Conference, Lide Infrared won many honors of high growth hard technology enterprises in the high-tech zone
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Cheng Yingbin went to the hard technology community to investigate key enterprises in the photonics industry chain
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2021 Hard Technology Enterprise Basketball Tournament