Fundamentals of Fixed prosthodontics . 3rd ed .2 .马轩祥.口腔修复学.第5版.北京:人民卫生出版社,2003:49-62.Robert G . Graig,John M . Powers . Restorative Dental Materials . 11th ed .赵信义,易超,译.西安:世界图书出版社,2002:214-239.6 .陈志清.最新口腔材料学.成都:四川科学技术出版社,1989:273-300. ......