常見例句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. 方法通過(guò)拍攝X線牙片及全景片,結(jié)合臨床檢查,利用X射線照相中的幾何學(xué)原理確定多生牙的位置,以確定手術(shù)入路,然后拔除。panoramic pantomogram 曲面斷層X線片 返回 pantomogram