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数字传输分析仪电磁兼容性限值及测量方法
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通信电源设备电磁兼容性限值及测量方法
Limits and methods of measurement of electromagnetic compatibility for telecommunication power supply equipment
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数据通信设备型号命名方法
Type designation for data communication equipment
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用户终端设备耐过电压和过电流能力要求和试验方法
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通信局(站)接地设计暂行技术规定(综合楼部分)
价格：￥0.00
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