DIN 19051-3 Beiblatt 1 (1981-04) 标准详情
- 标准号：DIN 19051-3 Beiblatt 1 (1981-04)
- 中文标题：
- 英文标题：Tests for Reprographic Use; DIN-test Assembly (Test Table) for Testing the Microfilming of Technical Drawings; Neutral Density Cards for Use in Practice
- 标准类别：德国标准DIN
- 发布日期：
