GB/T 32800.5-2023 Chinese PDF (GB/T32800.5-2023) GB/T 45423-2025 1-2023_Chinese: Ergonomic principles related to

1-2023_Chinese: Ergonomic principles related to mental workload - Part 1: General terms and methods for measuring and assessing mental workload (Chinese: 与心理负荷相关的工效学原则 第1部分：心理负荷术语与测评方法)

31-2024_Chinese: Specification for inspecting exit cultural relics - Part 31: Jewelry (Chinese: 文物出境审核规范 第31部分：首饰)

GB/T 22453-2025_Chinese: Non-linear optical crystal devices measuring method for laser (Chinese: 激光用非线性光学晶体元件性能测量方法)

English versions: GB/T 20840

1-2024_Chinese: Wheelchairs - Part 1: Determination of static stability (Chinese: 轮椅车 第1部分：静态稳定性的测定)

GB/T 32800.5-2023 Chinese PDF (GB/T32800.5-2023) GB/T 45423-2025 1-2023_Chinese: Ergonomic principles related toGB T 32800. 5 2023_Chinese: Hand held non electric power tools Safety requirements Part 5: Rotary percussive drills (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 32800. 5 2023