GB/T 25138-2024 Chinese PDF (GB/T25138-2024) GB/T 4706.32-2024 English versions: GB/T 16605-2024

English versions: GB/T 16605-2024

control and laboratory use - Part 11: Particular requirements for sterilizers and washer-disinfectors used to treat medical materials (Chinese: 测量、控制和实验室用电气设备的安全要求 第11部分：用于处理医用材料的灭菌器和清洗消毒器的特殊要求)

GB/T 45355-2025_Chinese: Polyethylene(PE) piping systems for non-pressure buried drainage and sewerage (Chinese: 无压埋地排污、排水用聚乙烯（PE）管道系统)

GB/T 31036-2025_Chinese: Proton exchange membrane fuel cell backup power system - Safety (Chinese: 质子交换膜燃料电池备用电源系统 安全)

English versions: GB 39800

GB/T 25138-2024 Chinese PDF (GB/T25138-2024) GB/T 4706.32-2024 English versions: GB/T 16605-2024GB T 25138 2024_Chinese: Standard silica sand for checking foundry binder (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25138 2024