GB/T 17903.3-2024 Chinese PDF (GB/T17903.3-2024) GB 44015-2024 GB/T 45134-2025_Chinese: Petroleum drilling and

GB/T 45134-2025_Chinese: Petroleum drilling and production equipment - Near-bit geosteering drilling systems (Chinese: 石油天然气钻采设备 近钻头地质导向钻井系统)

GB/T 12940-2023_Chinese: Technical specification for silver-graphite electrical contacts (Chinese: 银石墨电触头技术条件)

8-2025_Chinese: Rules for agricultural seed testing - Part 8: Sowing quality - Thousand-seed weight (TSW) determination (Chinese: 农作物种子检验规程 第8部分： 播种质量 千粒重测定)

English versions: YY/T 0860-2024

GB/T 17903.3-2024 Chinese PDF (GB/T17903.3-2024) GB 44015-2024 GB/T 45134-2025_Chinese: Petroleum drilling andGB T 17903. 3 2024_Chinese: Information technology Security techniques Non repudiation Part 3: Mechanisms using asymmetric techniques (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 17903. 3 2024