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通信电源和机房环境节能技术指南 第2部分:应用条件
价格:¥0.00
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通信设备用直流远供电源系统
DC remote feeding power system for telecommunication equipment
价格:¥0.00
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通信用蓄电池架
Battery rack for telecommunication
价格:¥0.00
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通信电源和机房环境节能技术指南 第5部分:气流组织
Guide for energy saving technology of power supply for telecommunications and room environment.Part 5: Airflow
价格:¥0.00
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通信局站动力和环境能效要求和评测方法
价格:¥0.00
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通信局(站)-48V系统阀控式密封铅酸蓄电池在线测试方法
On-Line test method of VRLA battery for communication bureau (station) -48V system
价格:¥0.00
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