- orthopantomography
[orthopantomography 词源字典]
- "A modification of pantomography in which the X-ray beam is kept perpendicular to the jaws, producing a flat image of both jaws and their teeth", 1950s. From ortho- + pantomography. Compare orthopantomogram, orthopantomograph.[orthopantomography etymology, orthopantomography origin, 英语词源]