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- Conclusion Removing adhesive by low speed microbrasion with carbo-wolfram bur is good for preventing extrinsic dental stain，and it is the best method to remove orthodontic adhesive. 结论 弯机+碳钨钻低速磨除法去除釉质黏结剂最有利于减少牙面着色，为最佳去除釉质黏结剂方法。
- After the stains removed by ultrasonic scaling and sandblasting, 32 teeth were divided into polished and control group randomly,all the teeth were immerged into the extrinsic dental stain solution. 结果:经抛光处理后,牙齿表面的外源性色素附着明显减少,抛光组的白色度值明显低于对照组。
- Keywords Dentifrice Extrinsic dental stain Dental stain index; 关键词牙膏;外源性色斑;色斑指数;
- Extrinsic dental stain 外源性染色
- Review on Mechanism of Dental Stain and Stain Removal Methods 天然牙着色机制及清除方法的研究进展
- Xiya is to compare the shortcomings of pain, to be more blood, washed relatively rough surface of teeth, dental stains calculus of the re-emergence comes more. 洗牙的弊端在于比较痛，会出比较多的血，还有洗后牙齿表面比较粗糙，牙渍牙石的再次出现更加来得快。
- He vainly tried to mark the defacing stain out. 他试图除去有损外观的污迹，但没有成功。
- I put the shirt in soapy water to soak out the stain. 我将衬衫浸在肥皂水里以去除污渍。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- Objective To observe the effect of dental polished surface about extrinsic stain redeposition after ultrasonic scaling and sandblasting respectively. 目的:观察超声洁治及喷砂法去除色素后,牙齿表面抛光对牙外源性色素再沉着的影响。
- I am afraid you must wash out this stain. 恐怕你必须洗掉这个污渍。
- The stain on his shirt is difficult to clean off. 他衬衣上的污点很难去除掉。
- I rubbed hard but the stain just wouldn't go. 我使劲擦也擦不掉那污迹。
- Dental prosthetics involving a bridge or bridges. 用齿桥补牙用一个或多个齿桥进行牙齿修复
- I had undergone a major dental operation. 我经受了一次牙科大手术。
- Such a man is a stain to humanity. 这种人是人类的耻辱。
- There's an ink stain on your shirt. 你的衬衫上有一个墨水斑。
- He left the court without a stain on his character. 他经法庭一役，人格丝毫无损。
- He's got an ink stain on his shirt. 他衬衫上有块墨渍。
- The ink made an indelible stain. 墨水留下一个洗不掉的污渍。
