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电信设备环境试验要求和试验方法 第9部分:船载设备
参考页数:11
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Components for low-voltage surge protection -- Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
参考页数:26P;A4
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低压浪涌保护装置. 第352部分: 电信和信令网络浪涌隔离变压器(SIT)的选择和应用原理
Components for low-voltage surge protection - Part 352 : selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
参考页数:27P.;A4
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低压浪涌保护元件. 电信和信令网络浪涌隔离变压器的选择和应用原则
Components for low-voltage surge protection. Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
参考页数:26P.;A4
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白色空间设备(WSD). 在电视广播波段为470兆赫至790兆赫上运行的无线接入系统. 符合标准2014/53/ EU第3.2条的基本要求的协调标准(英文版本EN 301598 V2.1.1 (2018-01)的核准本作为德国标准)
White Space Devices (WSD) - Wireless Access Systems operating in the 470 MHz to 790 MHz TV broadcast band - Harmonised Standard covering the essential requirements of article 3.2 of Directive 2014/53/EU (Endorsement of the English version EN 301 598 V2.1.1 (2018-01) as German standard)
参考页数:2P.;A4
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白色空间设备(WSD). 在电视广播波段为470兆赫至790兆赫上运行的无线接入系统. 符合标准2014/53/ EU第3.2条的基本要求的协调标准(英文版本EN 301598 V2.1.1 (2018-01)的核准本作为德国标准)
White Space Devices (WSD) - Wireless Access Systems operating in the 470 MHz to 790 MHz TV broadcast band - Harmonised Standard covering the essential requirements of article 3.2 of Directive 2014/53/EU (Endorsement of the English version EN 301 598 V2.1.1 (2018-01) as German standard)
参考页数:2P.;A4
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低压电涌保护元件. 第352部分:电信和信令网电涌隔离变压器的选择和应用原则
Components for low-voltage surge protection - Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
参考页数:43P.;A4
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基于公用电信网的宽带客户网络防雷技术要求及保护方法
The technical requirements and protection methods of lightning protection for broadband customer network based on telecommunication network
参考页数:20P.;A4
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基于公用通信网的物联网应用 电动自行车定位服务 第4部分:终端测试方法
IOT application based on public communication network.Public location services for electric bicycle.Part 4: Test method of terminal
参考页数:44P.;A4
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基于公用通信网的物联网应用 电动自行车定位服务 第3部分:终端技术要求
IOT application based on public communication network.Public location services for electric bicycle.Part 3: Technical requirement of terminal
参考页数:11P.;A4
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