Home / Standards / GB/T 46849.3-2025 GB/T 46849.3-2025 Active Technical product documentation—Requirements for model based definition—Part 3: Design data 技术产品文件 基于模型定义要求 第3部分:设计数据 Standard Type GBT ICS 01.100.01 CCS J04 Status 现行 Issue Date 2025-12-31 Implementation 2026-04-01 Responsible Dept 国家标准委 Drafting Unit N/A