Scientists invent new ways to save wine

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Introduction to the use of aluminum profiles

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Study on Alkali Oxidation Film Dropping Alkali Test Method for Aluminum Alloy Profiles

Production technology of clonal hybrid organic tea

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Pneumatic diaphragm pump working principle and the working environment

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New technology to increase rapeseed output by 4 times

British scientists have developed a new technology for measuring the pungency of hot peppers