GB/T 20244-2025 Chinese PDF (GB /T20244-2025) GB/T 22251-2024 GB/T 15604-2024_Chinese: Terminology for dust

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

English versions: GB/T 17216-2025

English versions: GB/T 13671-2025

GB/T 22107-2025_Chinese: Pneumatic fluid power - Directional control valves - Measurement of shifting time (Chinese: 气动 方向控制阀 切换时间的测量)

1-2024_Chinese: Non-active surgical implants - Osteosynthesis and joint replacement implants - Part 1: Particular requirements for osteosynthesis implants (Chinese: 无源外科植入物 骨接合与关节置换植入器械 第1部分：骨接合植入器械特殊要求)

GB/T 20244-2025 Chinese PDF (GB /T20244-2025) GB/T 22251-2024 GB/T 15604-2024_Chinese: Terminology for dustGB T 20244 2025_Chinese: Fiber optic elements for image transmission (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20244 2025