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蓄电池外壳及其空间/面积
Battery Enclosures and Rooms/Areas
参考页数:
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电信.基线上对电信链路的物理性威胁的描述
Telecommunications - Description of Above-Baseline Physical Threats to Telecommunications Links
参考页数:
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级联两端口或四端口的传输特性.术语及定义的背景
Transmission properties of cascaded two-ports or quadripols - Background of terms and definitions
参考页数:61P;A4
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绝缘保护铠装电力电缆电涌放电器的连接指南
Guide for the Connection of Surge Arresters to Protect Insulated@ Shielded Electric Power Cable Systems (IEEE 1299)
参考页数:36P.;A4
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地下电信用高密度聚乙烯(PE-HD)管. 尺寸和技术交货条件
Pipes of high-density polyethylene (PE-HD) for buried telecommunication - Dimensions and technical delivery conditions
参考页数:18P;A4
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射频电缆 第0部分:详细规范设计指南 第一篇 同轴电缆
价格:¥0.00
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通信户外机房用安全门技术要求和检测方法
Safety door technical requirements and test methods of outdoor shelter for telecommunication system
价格:¥0.00
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建筑用网格式金属电缆桥架
Metal wire mesh cable tray for building
价格:¥0.00
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通信局(站)用接地铜排组件技术要求和检测方法
价格:¥0.00
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