GB/T 22939.1-2025 Chinese PDF (GB /T22939.1-2025) GB 45669.1-2025 3-2024_Chinese: Technical requirements and test

3-2024_Chinese: Technical requirements and test method for sports field - Part 3: Baseball and softball field (Chinese: 体育场地使用要求及检验方法 第3部分：棒球、垒球场地)

requirements and guidelines (Chinese: 环境管理 产品系统生态效率评估 原则、要求与指南)

setting time and soundness of the Portland cement (Chinese: 水泥标准稠度用水量、凝结时间与安定性检验方法)

English versions: GB/T 29117-2025

GB/T 22939.1-2025 Chinese PDF (GB /T22939.1-2025) GB 45669.1-2025 3-2024_Chinese: Technical requirements and testGB T 22939. 1 2025_Chinese: Package of household and similar electrical appliances Part 1: General requirements (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 22939. 1 2025