GB/T 28885-2025 Chinese PDF (GB /T28885-2025) GB/T 23595.8-2025 GB/T 12008

GB/T 12008

1-2024_Chinese: Multimode optical fibres for telecommunication - Part 1: Sectional specification for category A1 multimode fibres (Chinese: 通信用多模光纤 第1部分：A1类多模光纤特性)

English versions: GB/T 40064-2024

English versions: GB/T 27069-2025

GB/T 23506-2025_Chinese: The gas-fuel power set for oil pruduction drilling site (Chinese: 石油采油井场燃气动力机组)

GB/T 28885-2025 Chinese PDF (GB /T28885-2025) GB/T 23595.8-2025 GB/T 12008GB T 28885 2025_Chinese: Directives for gas service (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28885 2025