CNS 6428-1994 Telephone Exchange Lamps《电话交换机用灯泡》.pdf

相关资源

YD 5084.1-2014 交换设备抗地震性能检测规范第一部分 程控数字电话交换机.pdf

交换设备抗地震性能检测规范 第一部分 程控数字电话交换机.pdf

SJ T 10693-1996 程控电话交换机电源通用规范.pdf

SJ T 10559-1994 电话交换机型号命名方法.pdf

YD T 638.5-1993 电话交换机型号命名方法.pdf

YD T 687-1994 空分程控电话交换机质量分等标准.pdf

YD T 688-1994 数字程控电话交换机质量分等标准.pdf

YD T 675-1994 数字程控用户电话交换机质量分等标准.pdf

YD T 676-1994 空分程控用户电话交换机质量分等标准.pdf

GB T 3972-1992 纵横制电话交换机继电器.pdf

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