GB/T 45466-2025 Chinese PDF (GB /T45466-2025) GB/T 45139-2024 GB/T 45468-2025_Chinese: Microbeam analysis -

GB/T 45468-2025_Chinese: Microbeam analysis - FIB-SEM imaging and analysis method for 3D micro-pore structure of rock sample (Chinese: 微束分析 岩石微孔隙聚焦离子束-扫描电镜三维成像分析方法)

GB/T 15604-2024_Chinese: Terminology for dust explosion prevention and protection (Chinese: 粉尘防爆术语)

3-2025_Chinese: Surface mounting technology - Part 3: Standard method for the specification of components for through hole reflow(THR) soldering (Chinese: 表面安装技术 第3部分：通孔回流焊用元器件规范的标准方法)

TN and IT systems (Chinese: 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第11部分：TT、TN和IT系统中剩余电流监视器（RCM）的有效性)

English versions: GB/T 45070-2024

GB/T 45466-2025 Chinese PDF (GB /T45466-2025) GB/T 45139-2024 GB/T 45468-2025_Chinese: Microbeam analysis -GB T 45466 2025_Chinese: Gas fired clothes dryer (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45466 2025