GB/T 21638-2025 Chinese PDF (GB /T21638-2025) GB/T 18867-2025 name and model compilation method

name and model compilation method for special motor vehicles and special trailers (Chinese: 专用汽车和专用挂车分类、名称及型号编制方法)

1-2024_Chinese: Antimicrobial and cleaning function of household and similar electrical appliances - Part 1: General requirement (Chinese: 家用和类似用途电器的抗菌、除菌、净化功能 第1部分：通则)

English versions: GB/T 19598-2025

GB/T 19048-2024_Chinese: Quality requirements for product of geographical indication - Longkou vermicelli (Chinese: 地理标志产品质量要求 龙口粉丝)

English versions: GB/T 12604

GB/T 21638-2025 Chinese PDF (GB /T21638-2025) GB/T 18867-2025 name and model compilation methodGB T 21638 2025_Chinese: Microbeam analysis Guidelines for electron beam microanalysis of defects in steel materials (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21638 2025