Methods X-ray dental film and panoramic pantomogram were used to determine the location of embedded supernumerary teeth on bases of the geometrical principle of X-xay photography.
方法
摄X线牙片及全景片,结合临床检查,利用X射线照相中的几何学原理确定多生牙的
置,以确定手术入路,然后拔除。
Methods X-ray dental film and panoramic pantomogram were used to determine the location of embedded supernumerary teeth on bases of the geometrical principle of X-xay photography.
方法摄X线牙片及全景片,结合临床检查,利用X射线照相中的几何学原理确定多生牙的置,以确定手术入路,然后拔除。
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