Showing 161 - 180 results of 335 Refine Results  
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Novel solar energy roadblock lamp

by LI SONGJING
Year of Publication 20.06.2017
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Patent
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Redox fuel cell

by XU JINFU
Year of Publication 04.01.2017
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Patent
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改进的涡轮增压器

Year of Publication 12.06.2018
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Patent