GB/T 2624.6-2024 Chinese PDF (GB/T2624.6-2024) GB/T 23031.5-2023 GB/T 45491-2025_Chinese: Brand valuation -

GB/T 45491-2025_Chinese: Brand valuation - Senior care services industry (Chinese: 品牌价值评价 养老服务业)

English versions: GB/T 45225-2025

GB/T 45608-2025_Chinese: Gas-filled ionization chamber for X and γ-ray (Chinese: X、γ射线充气电离室)

GB/T 24609-2023_Chinese: Rolling bearings - Thermal speed rating - Calculation (Chinese: 滚动轴承 额定热转速 计算方法)

2-2025_Chinese: Plastics - Polystyrene(PS) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (Chinese: 塑料 聚苯乙烯（PS）模塑和挤出材料 第2部分：试样制备和性能测定)

GB/T 2624.6-2024 Chinese PDF (GB/T2624.6-2024) GB/T 23031.5-2023 GB/T 45491-2025_Chinese: Brand valuation -GB T 2624. 6 2024_Chinese: Measurement of fluid flow by means of pressure differential devices inserted in circular cross section conduits running full Part 6: Wedge devices (Chinese: 6) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2624. 6 2024