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English versions: GB/T 15237-2025
7-2025_Chinese: Plastics - Polyether polyols for use in the production of polyurethane - Part 7: Determination of basicity (Chinese: 塑料 聚氨酯生产用聚醚多元醇 第7部分：碱性物质含量的测定)
1-2024_Chinese: Automation systems and integration - Evaluating energy efficiency and other factors of manufacturing systems that influence the environment - Part 1: Overview and general principles (Chinese: 自动化系统与集成 制造系统能源效率以及其他环境影响因素的评估 第1部分：概述和总则)
English versions: GB 39800
English versions: GB/T 23480-2025
GB/T 45073-2024 Chinese PDF (GB /T45073-2024) GB/T 44885-2024 English versions: GB/T 15237-2025GB T 45073 2024_Chinese: National park signage (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45073 2024
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