UNE 58-912-1986 《传送电梯的工作循环时间》.pdf

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GB T 7402-1987 利用电视信号传送标准时间频率.pdf

GB T 7402-1987 利用电视信号传送标准时间频率.pdf

IEC TS 62644-2012 Professional video storage equipment - Guideline of time code transmission《专业视频存储设备.时间码传送导则》.pdf

ITU-R TF 1011-1-1997 Systems Techniques and Services for Time and Frequency Transfer《时间和频率传送的系统 技术和业务》.pdf

IEEE 1646-2004 en Standard Communication Delivery Time Performance Requirements for Electric Power Substation Automation《变电站自动化用通信传送时间性能要求》.pdf

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NBN E 24-012-1992 1875 《通过传送带进行的同步传送 传送带》.pdf

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