GB/T 2484-2023 Chinese PDF (GB/T2484-2023) GB/T 8300-2025 GB/T 20014

GB/T 20014

1-2025_Chinese: Plastics - Impact-resistant polystyrene(PS-I) moulding and extrusion materials - Part 1: Designation system and basis for specifications (Chinese: 塑料 抗冲击聚苯乙烯（PS-I）模塑和挤出材料 第1部分：命名系统和分类基础)

English versions: GB/T 40283

GB/T 22924-2024_Chinese: Determination of biuret content for compound fertilizers (Chinese: 复合肥料中缩二脲含量的测定)

5-2025_Chinese: Recovery of traction battery used in electric vehicle - Echelon use - Part 5: Battery design guide for echelon use (Chinese: 车用动力电池回收利用 梯次利用 第5部分：可梯次利用设计指南)

GB/T 2484-2023 Chinese PDF (GB/T2484-2023) GB/T 8300-2025 GB/T 20014GB T 2484 2023_Chinese: Bonded abrasive products Shape types, designation and marking (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2484 2023