JIS T 6122-2012 贵金属含量在25%至75%之间的牙科铸件用合金
资料介绍
JIS T6122-2012 贵金属含量在25%至75%之间的牙科铸件用合金
Dental casting alloys with noble metal content of at least 25% but less than 75%
Dental casting alloys with noble metal content of at least 25% but less than 75%