GB/T 45164-2024 Chinese PDF (GB /T45164-2024) GB/T 22251-2024 English versions: GB/T 45192-2025

English versions: GB/T 45192-2025

control and laboratory use - Part 5: Particular requirements for laboratory centrifuges (Chinese: 测量、控制和实验室用电气设备的安全要求 第5部分：实验室用离心机的特殊要求)

English versions: GB/T 28029

1-2025_Chinese: Data exchange protocol between securities and futures industry and banking - Part 1: Third-party depository

GB/T 45164-2024 Chinese PDF (GB /T45164-2024) GB/T 22251-2024 English versions: GB/T 45192-2025GB T 45164 2024_Chinese: Classification and designation of defects in investment castings (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45164 2024