GB 45669.3-2025 Chinese PDF GB/T 12385-2025 3-2024_Chinese: Low-voltage electrical installations -

3-2024_Chinese: Low-voltage electrical installations - Part 5-54: Selection and erection of electrical equipment - Earthing arrangements and protective conductors (Chinese: 低压电气装置 第5-54部分：电气设备的选择和安装 接地配置和保护导体)

3-2025_Chinese: Non-destructive testing - Ultrasonic testing block - Part 3: Calibration block for curved surface (Chinese: 无损检测 超声检测试块 第3部分：曲面检测标准试块)

GB/T 12540-2024_Chinese: Minimum turning circle diameter

GB 45248-2025_Chinese: Drug concentration cutoff values and examination for vehicle drivers (Chinese: 车辆驾驶人员体内毒品含量阈值与检验)

GB 45669.3-2025 Chinese PDF GB/T 12385-2025 3-2024_Chinese: Low-voltage electrical installations -GB 45669. 3 2025_Chinese: Norm of water intake for industry in the Yellow River basin Part 3: Coal to olefin (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 45669. 3 2025