US$ 26.95
GB/T 7409.1-2024 Chinese PDF (GB/T7409.1-2024) GB/T 20032-2024 English versions: GB/T 24631
$34.95
Description
English versions: GB/T 24631
English versions: GB/T 17737
3-2024_Chinese: Information technology - Security techniques - Non-repudiation - Part 3: Mechanisms using asymmetric techniques (Chinese: 信息技术 安全技术 抗抵赖 第3部分:采用非对称技术的机制)
GB/T 34497-2023_Chinese: Copper and copper alloy strip and foil for terminal connectors (Chinese: 端子连接器用铜及铜合金带箔材)
1-2025_Chinese: Nickel base brazing filler metals - Part 1: Solid brazing filler metals (Chinese: 镍基钎料 第1部分:实心钎料)
GB/T 7409.1-2024 Chinese PDF (GB/T7409.1-2024) GB/T 20032-2024 English versions: GB/T 24631GB T 7409. 1 2024_Chinese: Excitation systems for synchronous machines Part 1: Definitions (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7409. 1 2024
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