EN 27490-1991 标准详情
- 标准号:EN 27490-1991
- 中文标题:牙科用金合金石膏粘接的铸造熔模(iso 7490-90)
- 英文标题:dental gypsum-bonded casting investments for gold alloys (iso 7490 : 1990)
- 标准类别:欧盟标准EN
- 发布日期:1991-01-01
Specifies requirements for, and a classification of, gypsum-bonded casting investments together with test methods to be used to determine compliance with these requirements. Applies to gypsum-bonded investments suitable for casting dental gold alloy
* 特别声明:资源收集自网络或用户上传,本网站所提供的电子文本仅供参考,请以正式出版物为准。仅供个人标准化学习,研究使用。如有侵权,请及时联系我们!
