GB/T 26882.4-2024 Chinese PDF (GB /T26882.4-2024) GB/T 12279.3-2025 40-2024_Chinese: Specifications for optical fibre

40-2024_Chinese: Specifications for optical fibre test methods - Part 40: Measurement methods and test procedures for transmission characteristics - Attenuation (Chinese: 光纤试验方法规范 第40部分：传输特性的测量方法和试验程序 衰减)

GB/T 22451-2024_Chinese: Common requirements of electromagnetic compatibility for radio communication equipment (Chinese: 无线通信设备电磁兼容性通用要求)

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 29292-2024

GB/T 19405

GB/T 26882.4-2024 Chinese PDF (GB /T26882.4-2024) GB/T 12279.3-2025 40-2024_Chinese: Specifications for optical fibreGB T 26882. 4 2024_Chinese: Grain and oil storage Monitoring and control system of stored grain condition Part 4: Information exchange interface protocol (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 26882. 4 2024