GB/T 20871.61-2024 Chinese PDF (GB/T20871.61-2024) GB/T 20183.1-2024 English versions: GB/T 45572-2025

English versions: GB/T 45572-2025

English versions: GB/T 33588

English versions: GB/T 13511

GB/T 17692-2024_Chinese: Measurement methods of net power for automotive engines and drive motor (Chinese: 汽车发动机及驱动电机净功率测试方法)

GB/T 33523

GB/T 20871.61-2024 Chinese PDF (GB/T20871.61-2024) GB/T 20183.1-2024 English versions: GB/T 45572-2025GB T 20871. 61 2024_Chinese: Organic light emitting diode(OLED) displays Part 6 1: Measuring methods of optical and electro optical parameters (Chinese: 6 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20871. 61 2024