Objective To study the effects of expansion fashion and expansion quantity on retention of cement_expanded composition screwpost (CECSP).
目的研究膨胀方式和膨胀量对粘固膨胀复合型螺纹桩固位力的影响。
2
AimTo evaluate the clinical effect of the restoration using prefabricated screwpost, light-cured composite resin core and porcelain-fused-to-metal crown for residue crown and residue root.
目的总结螺纹根管钉、光固化树脂核、金属烤瓷全冠修复残根残冠的临床经验。
3
If you were a tiny screw, could you always stand on your own post?