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2 (Chinese: 无损检测 超声检测试块 第2部分：2号标准试块)
GB/T 44915-2024_Chinese: Technical specification at the project level for assessment of greenhouse gas emission reductions - Greenhouse gas and wastewater treatment and waste recycle (Chinese: 基于项目的温室气体减排量评估技术规范 废气废水处理及废渣回收)
English versions: GB/T 45328-2025
English versions: GB/T 25936
English versions: GB 45246-2025
GB/T 19688-2022 Chinese PDF (GB/T19688-2022) GB/T 15934-2024 2 (Chinese: 无损检测 超声检测试块 第2部分：2号标准试块)GB T 19688 2022_Chinese: Information and documentation Bibliographic data element directory for use in data exchange and enquiry (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19688 2022
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