GB/T 30966.4-2023 Chinese PDF (GB/T30966.4-2023) GB/T 45443-2025 GB/T 17469-2024_Chinese: Characteristics evaluation of

GB/T 17469-2024_Chinese: Characteristics evaluation of brake linings for automobile - Small sample bench test method (Chinese: 汽车制动器衬片摩擦性能评价 小样台架试验方法)

2-2023_Chinese: Buried polyethylene(PE) piping systems for the supply of gaseous fuels - Part 2: Pipes (Chinese: 燃气用埋地聚乙烯（PE）管道系统 第2部分：管材)

GB/T 17821-2025_Chinese: Rubber latex - Determination of density between 5 ℃ and 40 ℃ (Chinese: 胶乳 5℃至40℃密度的测定)

GB/T 45336-2025_Chinese: Plastics - Determination of drawing characteristics of thermoplastics in the molten state (Chinese: 塑料 熔融状态下热塑性塑料拉伸性能的测定)

English versions: GB/T 26777-2023

GB/T 30966.4-2023 Chinese PDF (GB/T30966.4-2023) GB/T 45443-2025 GB/T 17469-2024_Chinese: Characteristics evaluation ofGB T 30966. 4 2023_Chinese: Wind energy generation systems Communication for monitoring and control of wind power plants Part 4: Mapping to communication profile (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30966. 4 2023