The error correction model of tooth surface and solving method using TSVD were verified experimentally, and the tooth surface machining quality of spiral bevel gear was improved.
实验验证了本文齿面误差修正模型及提出的TSVD法求解的正确性，提高螺旋锥齿轮齿面加工质量。
Conclusions:Satisfac- tory results were attributed to the indication of prosthesis, supplementary retention form in tooth preparing, high-quality bonding agents and performing etching on surface oft.
结论：提高烤瓷粘结桥的修复质量，需严格把握适应症和牙体预备时增加辅助固位形，同时优质粘结剂和酸蚀技术的合理应用也起重要作用。
By reasonably dividing the end surface area of gears tooth, presentation of big blunt angles among end surface meshes is avoided effectively and element quality is improved by employing the algorithm.
通过对轮齿端面的合理分割，该算法有效地避免了端面网格中出现大的钝角，改善了单元质量。
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