GB/T 15579.1-2024 Chinese PDF (GB/T15579.1-2024) GB/T 31114-2024 English versions: GB/T 24823-2024

English versions: GB/T 24823-2024

GB/T 21499-2024_Chinese: Inspection of grain and oils - Determination of the potential milling yield from paddy and from husked rice (Chinese: 粮油检验 稻谷和糙米潜在出米率测定方法)

English versions: GB/T 45192-2025

1-2024_Chinese: Graphical symbols for the technical documentation of coal mine machinery - Part 1: General principles (Chinese: 煤矿机械技术文件用图形符号 第1部分：总则)

GB/T 15579.1-2024 Chinese PDF (GB/T15579.1-2024) GB/T 31114-2024 English versions: GB/T 24823-2024GB T 15579. 1 2024_Chinese: Arc welding equipment Part 1: Welding power sources (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 15579. 1 2024