Research on monitoring system of large span mechanical arm using 3D technology(3D技术在大跨度机械臂监控系统中的应用研究) Tekijä ZHANGQi(张麒), SHANLiang(单良), WANGXiumin(王秀敏)

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Analysis and design of the DC power supply based on solar photovoltaic power systems(基于太阳能光伏发电系统的直流电源分析与设计) Tekijä WANGXiumin(王秀敏), JIANGLiting(姜利亭), XIONGRihui(熊日辉), SHANLiang(单良), XUJianbing(许建炳)

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