GB/T 15241.1-2023 Chinese PDF (GB/T15241.1-2023) GB/T 45284.5-2025 2-2024_Chinese: Cardiovascular implants - Cardiac

2-2024_Chinese: Cardiovascular implants - Cardiac valve prostheses - Part 2: Surgically implanted heart valve substitutes (Chinese: 心血管植入器械 人工心脏瓣膜 第2部分：外科植入式人工心脏瓣膜)

English versions: GB/T 25246-2025

English versions: GB/T 33492-2024

English versions: GB/T 45505

lithi (Chinese: 金化学分析方法 第12 部分： 银、铜、铁、铅、铋、锑、镁、镍、锰、钯、铬、铂、铑、钛、锌、砷、锡、硅、钴、钙、钾、锂、钠、碲、钒、锆、镉、钼、铼、铝含量的测定 电感耦合等离子体原子发射光谱法)

GB/T 15241.1-2023 Chinese PDF (GB/T15241.1-2023) GB/T 45284.5-2025 2-2024_Chinese: Cardiovascular implants - CardiacGB T 15241. 1 2023_Chinese: Ergonomic principles related to mental workload Part 1: General terms and methods for measuring and assessing mental workload (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15241. 1 2023