3GPP system architecture evolution: principle and system design 并列题名：3GPP system architecture evolution: principle and system design 3GPP long term evolution:principle and system design Fourier optics principle and system design 并列题名：Fourier optics principle and system design Open architecture IEC 61131 control system design 并列题名：Open architecture IEC 61131 control system design architecture,programming,interfacing and system design