GB/T 28511.2-2023 Chinese PDF (GB/T28511.2-2023) GB/T 22248-2025 YY/T 1284-2024_Chinese: Dentistry - Dental

YY/T 1284-2024_Chinese: Dentistry - Dental tweezers (Chinese: 牙科学 牙科镊)

7-2023_Chinese: Industrial trucks - Verification of stability - Part 7: Bidirectional and multidirectional trucks (Chinese: 工业车辆 稳定性验证 第7部分：双向和多向运行叉车)

19-2025_Chinese: Methods for chemical analysis of tungsten concentrates - Part 19: Determination of fluoride content - Ion selective electrode method (Chinese: 钨精矿化学分析方法 第19部分：氟含量的测定 离子选择电极法)

GB/T 45105-2024_Chinese: Diagnostic techniques for sheep pox and goat pox (Chinese: 绵羊痘和山羊痘诊断技术)

English versions: GB/T 25020

GB/T 28511.2-2023 Chinese PDF (GB/T28511.2-2023) GB/T 22248-2025 YY/T 1284-2024_Chinese: Dentistry - DentalGB T 28511. 2 2023_Chinese: Integrated optical path devices based on planar lightwave circuit Part 2: Dense wavelength division multiplexing(DWDM) filter based on arrayed waveguide grating(AWG) technology (Chinese: 2AWGDWDM) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28511. 2 2023