GB/T 13000-2025 Chinese PDF (GB /T13000-2025) GB 42125.11-2025 GB/T 20850-2025_Chinese: Safety of machinery

GB/T 20850-2025_Chinese: Safety of machinery - Guidelines for the application of machinery safety standards (Chinese: 机械安全 机械安全标准应用指南)

33-2024_Chinese: Specifications for optical fibre test methods - Part 33: Measurement methods and test procedures for mechanical characteristics - Stress corrosion susceptibility (Chinese: 光纤试验方法规范 第33部分：机械性能的测量方法和试验程序 应力腐蚀敏感性参数)

English versions: GB/T 20965-2025

English versions: GB 45246-2025

GB/T 13000-2025 Chinese PDF (GB /T13000-2025) GB 42125.11-2025 GB/T 20850-2025_Chinese: Safety of machineryGB T 13000 2025_Chinese: Information technology Universal coded character set(UCS) (Chinese: UCS) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13000 2025