 GB/T 45414-2025 GB/T 22939){kind=link}
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GB/T 15843.4-2024 English PDF (GB/T15843.4-2024) GB/T 45414-2025 GB/T 22939
$102.97
Description
GB/T 22939
4-2025_Chinese: Marine energy - Wave
English versions: GB/T 22459
GB/T 17436-2025_Chinese: Selection of explosion proof electrical equipment in ship hazardous areas (Chinese: 船舶危险区域防爆电气设备的选用)
1-2024_Chinese: Cardiovascular implants - Cardiac valve prostheses - Part 1: General requirements (Chinese: 心血管植入器械 人工心脏瓣膜 第1部分：通用要求)
GB/T 15843.4-2024 English PDF (GB/T15843.4-2024) GB/T 45414-2025 GB/T 22939GB T 15843. 4 2024_Chinese: Information technology Security techniques Entity authentication Part 4: Mechanisms using a cryptographic check function (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15843. 4 2024
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