| 单词 | Porcelain,Dental |
| 释义 | Porcelain,Dental《英文msh词典》Porcelain,Dental [入口词] Porcelain,Dental [主题词] Dental Porcelain [英文释义] A type of porcelain used in dental restorations,either jacket crowns or inlays,artificial teeth,or metal-ceramic crowns. It is essentially a mixture of particles of feldspar and quartz,the feldspar melting first and providing a glass matrix for the quartz. Dental porcelain is produced by mixing ceramic powder (a mixture of quartz,kaolin,pigments,opacifiers,a suitable flux,and other substances) with distilled water. (From Jablonski's Dictionary of Dentistry,1992) |
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