GB/T 23500-2025 Chinese PDF (GB /T23500-2025) GB/T 10859.1-2025 English versions: GB/T 20840

English versions: GB/T 20840

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)

GB/T 14124-2024_Chinese: Mechanical vibration and shock - Vibration of fixed structures - Guidelines for the measurement of vibrations and evaluation of their effects on structures (Chinese: 机械振动与冲击 固定建筑结构的振动 振动测量及对结构影响评价的指南)

GB 4824-2025_Chinese: Industrial

GB/T 26436-2025_Chinese: Diagnostic techniques for avian leukosis (Chinese: 禽白血病诊断技术)

GB/T 23500-2025 Chinese PDF (GB /T23500-2025) GB/T 10859.1-2025 English versions: GB/T 20840GB T 23500 2025_Chinese: General quality for yuanxiao (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23500 2025