目的评价活动代型对金属全冠邻面边缘适合性的影响。
Objective Evaluate the effect of removable die (RD) on the marginal fidelity of the metal full crown.
目的观察无圈包埋和有圈包埋对铸件边缘适合性的影响。
Objective the purpose of this study was to observe the effect on marginal seating of the castings with and without ring investments.
目的研究比较金沉积、高金合金和镍铬合金三种不同基底烤瓷冠边缘适合性。
Objective To evaluate the marginal fitness of metal-ceramic crowns with 3 different metal copings made of gold-electroforming, high gold alloy and nickel chromium alloy.
结果无圈包埋组铸件的边缘适合性与有圈包埋组相比有显著性差异（P< 0 .0 5 ）。
Results The marginal seating of the casting without ring investment had significant difference compared with the castings with ring investment ( P< 0.05).
粉浆涂塑铝瓷冠是新近推出的一种全瓷修复系统，具有强度高、边缘适合性好透光性好等诸多优点。
Slip casting aluminous ceramic crown is a new all-ceramic system with high flexural strength, optimum marginal fit and improved aesthetics.
目的分析国产排龈线对冠桥修复后牙体、牙龈、牙周组织、修复体边缘的适合性。
Objective To analyze the adaptability of home-made gingival retraction cords applied to tooth bodies, gums, periodontiums and prosthetic margins in the state of post-fixed prosthodontic.
然后提出了基于多特征点平均矩特征的概念，该特征不仅具有良好的鲁棒性，而且对于噪声以及图像边缘的细微变化并不敏感，非常适合用来描述商标这种特定的图像。
After that, the new idea of average moments of these feature points is proposed. This feature descriptor has good robustness and is not so sensitive to noise and the delicate changes in image's edges.
然后提出了基于多特征点平均矩特征的概念，该特征不仅具有良好的鲁棒性，而且对于噪声以及图像边缘的细微变化并不敏感，非常适合用来描述商标这种特定的图像。
After that, the new idea of average moments of these feature points is proposed. This feature descriptor has good robustness and is not so sensitive to noise and the delicate changes in image's edges.
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