Home / Standards / GB/T 38928-2020 GB/T 38928-2020 Active Manufacturing data definition of civil aircraft composite part design model 民用飞机复合材料设计模型制造数据定义 Standard Type GBT ICS 49.020 CCS V07 Status 现行 Issue Date 2020-06-02 Implementation 2021-01-01 Responsible Dept 国家标准委 Drafting Unit N/A