智能建筑设计、弱电设计、安全防范系统、门禁系统设计需要图块！-Intelligent building design, weak design, security systems, access control systems design requires a block!

两端有源网络轻型直流输电系统向VSC供电，用作SVPWM的建模-Both ends of the active network VSC HVDC power systems to use as modeling SVPWM

通过对CAD/CAM文件的识别来建立不同的文件格式。-CAD/CAM software products can help boost productivity for machining medical parts. However, the process of uating and re-calculating CAD model design is basically carried out manually. The demand for automated CAD process