尖牙改形替代侧切牙是安全可行的。
The procedure of reshaping canines to resemble the missing lateral incisors is safe clinically.
即：A型：局部改形或加钢丝悬吊法。
That is: Type a: local transposition plus steel wire elevation.
利用该方法构建了改形抗CD28重链单域抗体。
The reshaping anti-CD28 single domain antibodies were constructed by using this method.
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