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X线头影测量在国外已被广泛运用于口腔正畸外科,国內统编教材已有介绍欢?具体测量点的位置各不相同,列表如下:
X-cephalometry in foreign countries have been widely used in orthodontic surgery, the domestic system has been introduced textbooks Huan? Specific measurement points of different positions, the list is as follows: