Home / Standards / GB/T 42869-2023 GB/T 42869-2023 Active Requirements for three-dimensional model simplification and lightweight of mechanical products 机械产品三维模型简化与轻量化要求 Standard Type GBT ICS 01.100.01 CCS J04 Status 现行 Issue Date 2023-08-06 Implementation 2023-12-01 Responsible Dept 国家标准委 Drafting Unit N/A