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English versions: GB/T 45521-2025
English versions: GB/T 45597-2025
GB/T 17727-2024_Chinese: Nonmetal material gaskets for marine flange (Chinese: 船用法兰非金属垫片)
English versions: GB/T 22619-2023
6-2025_Chinese: Evaluation model and general evaluation indicator system for smart cities - Part 6: Public service (Chinese: 智慧城市评价模型及基础评价指标体系 第6部分：公共服务)
GB/T 37190-2023 Chinese PDF (GB/T37190-2023) GB/T 21336.1-2023 English versions: GB/T 45521-2025GB T 37190 2023_Chinese: Pipeline corrosion control engineering life cycle General requirements (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 37190 2023
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US$ 33.90
US$ 33.90
US$ 61.90
