GB/T 20340.1-2024 Chinese PDF (GB/T20340.1-2024) GB/T 44943-2024 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 28007-2024

3-2025_Chinese: Lightning protection system components(LPSC) - Part 3: Requirements for isolating spark gaps(ISGs) (Chinese: 雷电防护系统部件（LPSC） 第3部分： 隔离放电间隙（ISGs）的要求)

English versions: GB 44023-2024

GBZ45113-2024_Chinese: Nanotechnologies - Test of volatile components in single-wall carbon nanotube samples - Evolved gas analysis/gas chromatograph-mass spectrometry (Chinese: 纳米技术 单壁碳纳米管挥发性组分测试 逸出气体分析/气相色谱质谱法)

GB/T 20340.1-2024 Chinese PDF (GB/T20340.1-2024) GB/T 44943-2024 2-2024_Chinese: Cardiovascular implants - CardiacGB T 20340. 1 2024_Chinese: Agricultural trailers and trailed equipment Drawbar jacks Part 1: Design safety, test methods and acceptance criteria (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 20340. 1 2024