GB/T 22919.11-2024 Chinese PDF (GB/T22919.11-2024) GB/T 28617-2024 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)

English versions: GB/T 19520

English versions: GB 26134-2024

GB 32032-2024_Chinese: Norm of energy consumption per unit production for gold mining

English versions: GB 19041-2024

GB/T 22919.11-2024 Chinese PDF (GB/T22919.11-2024) GB/T 28617-2024 40-2024_Chinese: Specifications for optical fibreGB T 22919. 11 2024_Chinese: Aquatic feed Part 11: Formula feed for loach (Chinese: 11) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22919. 11 2024