In order to solve the problem that the spectral basis was uncertain in transformed domain based on watermarking algorithms for 3D mesh models, the proposed watermarking algorithm produced fixed spectral basis using the dual graph derived from the mesh topology.

This paper introduces hot wire, ultrasonic and silicon piezoresistive solid orthogonal wind sensors, and compares the performance of the three wind sensors.

Objective To find a simple and effective way to prevent enamel decalcification by guiding patients wearing fixed appliance to use fluoride mouth rinse.

Effect of oral hygiene instruction on the clinical indexes of fixed orthodontic children;

Fixed orthodontic treatment of oral care

By clinical treatments and observation of handnavicular fractures of 12 athletes,the authors found that the combination of correcting and binding,external administrating with Chinese medicine and function exercising can lead to the best effect to cure this kind of injury.

Etiology of open gingival embrasures between two mandibullary central incisors after orthodontic treatmeat in adults