GB/T 39075.203-2023 Chinese PDF (GB/T39075.203-2023) GB/T 19183.5-2024 English versions: GB/T 43248-2023

English versions: GB/T 43248-2023

GB/T 21336

12-2024_Chinese: Nondestructive testing of amusement equipment - Part 12: Phase-array ultrasonic testing methods for bolts (Chinese: 游乐设施无损检测 第12部分：螺栓相控阵超声检测)

English versions: GB/T 45425-2025

GB/T 39075.203-2023 Chinese PDF (GB/T39075.203-2023) GB/T 19183.5-2024 English versions: GB/T 43248-2023GB T 39075. 203 2023_Chinese: Organic light emitting diode(OLED)light sources for general lighting Safety Part 2 3: Particular requirements Flexible OLED tiles and panels (Chinese: OLED 2 3: OLED) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 39075. 203 2023