The Method and Instrument of Measuring Addendum Circle and Dedendum Circle Diameter 齿顶圆与齿根圆直径的测量及其量具
Quantitative evaluation of residual endodontic microorganisms after mechanical root canal preparation different chemical preparations by real-time PCR The Method and Instrument of Measuring Addendum Circle and Dedendum Circle Diameter 感染根管机械预备联合不同化学方法预备后细菌残余量的实时定量检测齿顶圆与齿根圆直径的测量及其量具
Points for Attention of Dedendum Circle's Change and Slotting Tools 'Design in Slotting Gear Wheel 插齿中根圆的变化与插齿刀设计应注意的问题