Influence of roughness on lubrication characteristics of high-speed helical gears in aviation engines by HOU Yankun, LIU Zhengang, HU Dunke, GUO Hailong, LIU Zhenxia

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Injectable hydrogel loaded with bone marrow- mesenchymal stem cells promotes the repair of cartilage defect by LIU Deguo, CHEN Hong, ZHANG Jiehong, ZHENG Yuxiang, LIU Zhengang, CHEN Xuanchen, HOU Zhenhai

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