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English versions: GB 39800
English versions: GB/T 20042
GB/T 43708-2025_Chinese: General rules for scientific data security requirements (Chinese: 科学数据安全要求通则)
2-2025_Chinese: Overhead contact charging system for electric buses - Part 2: Charging connection set (Chinese: 电动客车顶部接触式充电系统 第2部分：充电连接装置)
GB/T 28185-2025_Chinese: Heat exchange unit for urban heating (Chinese: 城镇供热用换热机组)
GB/T 44878-2024 Chinese PDF (GB /T44878-2024) GB/T 38055.1-2025 English versions: GB 39800GB T 44878 2024_Chinese: Frozen soil observation Frequency domain reflection method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44878 2024
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US$ 17.95
