Identifying the subgroups of depression trajectories among the middle-aged and older Chinese individuals with chronic diseases: an 8-year follow-up study based on CHARLS by Jiaxing Pei, Jiaxing Pei, Mei Hu, Qiang Lu, Pengfei Zhou, Yijing Shang, Yijing Shang, Huiwang Zhang, Xiaoguang Yang, Yunming Li, Yunming Li

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The Effect of Cycloid Gear Wear on the Transmission Accuracy of the RV Reducer by Yourui Tao, Huishan Liu, Miaojie Wu, Nanxian Zheng, Jiaxing Pei

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Association between chronic diseases and depression in the middle-aged and older adult Chinese population—a seven-year follow-up study based on CHARLS by Pengfei Zhou, Pengfei Zhou, Shuai Wang, Ya Yan, Qiang Lu, Jiaxing Pei, Jiaxing Pei, Wang Guo, Wang Guo, Xiaoguang Yang, Yunming Li, Yunming Li, Yunming Li

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Dynamic Response and Lubrication Performance of Spur Gear Pair Under Time-Varying Rotation Speeds by Jiaxing Pei, Yuanyuan Tian, Hongjuan Hou, Yourui Tao, Miaojie Wu, Zhigang Guan

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