GB/T 42222-2022 Chinese PDF (GB/T42222-2022) GB/T 45445-2025 GB/T 22877-2023_Chinese: Paper

GB/T 22877-2023_Chinese: Paper

6-2023_Chinese: Evaluation and routine testing in medical imaging departments - Part 3-6: mammographic X-ray equipment used in a mammographic tomosynthesis mode of operation imaging performance acceptance and constancy tests (Chinese: 医用成像部门的评价及例行试验 第3-6部分:乳腺断层合成成像模式下乳腺摄影X射线设备成像性能验收与稳定性试验)

GB 45069-2024_Chinese: Cliff swing safety technical requirements (Chinese: 悬崖秋千安全技术要求)

1-2025_Chinese: Nickel base brazing filler metals - Part 1: Solid brazing filler metals (Chinese: 镍基钎料 第1部分：实心钎料)

English versions: GB/T 45146-2024

GB/T 42222-2022 Chinese PDF (GB/T42222-2022) GB/T 45445-2025 GB/T 22877-2023_Chinese: PaperGB T 42222 2022_Chinese: Laboratory glassware Testing method and classification of optical uniformity (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42222 2022