GB/T 45159.2-2024 Chinese PDF (GB /T45159.2-2024) GB/T 44933-2024 1-2025_Chinese: Uncut finished spectacle lenses

1-2025_Chinese: Uncut finished spectacle lenses - Part 1: Single-vision and multifocal (Chinese: 眼镜镜片 第1部分：单焦和多焦)

72-2025_Chinese: National food safety standard - Food additive - Sodium iron (III) ethylenediaminetetraacetate trihydrate (Chinese: 食品安全国家标准 食品营养强化剂 乙二胺四乙酸铁钠  )

GB/T 45054-2024_Chinese: Earth-moving machinery - Battery electric non-road mining dumpers - Test methods (Chinese: 土方机械 纯电动非公路矿用自卸车 试验方法)

English versions: GB/T 19267

1-2024_Chinese: Mechanical vibration - Measurement and evaluation of machine vibration - Part 1: General guidelines (Chinese: 机械振动 机器振动的测量和评价 第1部分：总则)

GB/T 45159.2-2024 Chinese PDF (GB /T45159.2-2024) GB/T 44933-2024 1-2025_Chinese: Uncut finished spectacle lensesGB T 45159. 2 2024_Chinese: Mechanical vibration and shock Characterization of the dynamic mechanical properties of visco elastic materials Part 2: REsonance method (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45159. 2 2024