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由于外伤或龋蚀而广泛缺损的乳前牙,加以圆满的修复是十分必要的。在选择修复方法时,应同时考虑到功能需要和外观要求。
Due to trauma or caries widely damaged anterior teeth, to be satisfactorily restored is necessary. When choosing a fix, you should also consider the functional requirements and appearance requirements.