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IEC TR 63500-2024 Unified power flow controller (UPFC) installations – System tests.pdf

发布时间:2026-03-22 12:09:14 浏览量:6
IEC TS 63346-1-1-2024 Low-voltage auxiliary power systems - Part 1-1 Terminology.pdf

发布时间:2026-03-21 16:40:20 浏览量:28
IEC 61158-6-2-2023 Industrial communication networks – Fieldbus specifications – Part 6-2 Application layer protocol specification – Type 2 elements.pdf

发布时间:2026-03-21 16:20:50 浏览量:7
IEC 61158-4-2003 Digital data communications for measurement and control - Fieldbus for use in industrial control systems - Part 4 Data link protocol specification.pdf

发布时间:2026-03-21 16:20:13 浏览量:8
IEEE Std C95.7-2005 IEEE Recommended Practice for Radio Frequency Safety Programs, 3 kHz to 300 GHz.pdf

发布时间:2026-03-21 14:54:22 浏览量:11
IEEE Std C95.5-1981 Recommended practice for the measurement of hazardous electromagnetic fields.pdf

发布时间:2026-03-21 14:54:01 浏览量:13
IEEE Std C95.1-2019 IEEE Standard for Safety Levels with Respect to Human Exposure to Electric, Magnetic, and Electromagnetic Fields, 0 Hz to 300 GHz.pdf

发布时间:2026-03-21 14:53:36 浏览量:9
JJG 579-2025|验光镜片箱检定规程

发布时间:2026-03-21 11:37:29 浏览量:11
TSG 08-2026 特种设备使用管理规则.pdf

发布时间:2026-03-21 08:31:28 浏览量:15
QGDW 12152-2025 输变电工程建设施工安全风险管理规程.pdf

发布时间:2026-03-21 08:31:06 浏览量:10
FZ/T 73049-2024|针织口罩

发布时间:2026-03-20 16:59:42 浏览量:11
DB14T+2497—2022F检验检测机构仪器设备档案管理指南.pdf.pdf

发布时间:2026-03-20 16:20:02 浏览量:10
GB/T 46898-2025|户用光储一体机技术要求

发布时间:2026-03-20 11:02:51 浏览量:8
TB/T 1871-2023|铁路信号箱盒

发布时间:2026-03-20 11:01:30 浏览量:8
TB/T 3569-2021|列控车载设备人机界面(DMI)显示规范

发布时间:2026-03-20 10:59:05 浏览量:13