DIN EN 9300-115:2018 航空航天系列 LOTAR 3D、CAD 和 PDM 数据等数字技术产品文档的长期归档和检索 第115部分:显式 CAD 装配结构
Aerospace series - LOTAR - LOng Term Archiving and Retrieval of digital technical product documentation such as 3D, CAD and PDM data - Part 115: Explicit CAD assembly structure; German and English version EN 9300-115:2018