1979年科马克（美国）亨斯菲尔德（英国）发明了电脑辅助X线断层摄影（CT）；
Cormack(U. S. A. ) henry Philid(Britain) invent computer auxiliary X-ray fault photograph(CT) in 1979;
对于甘露醇颗粒，发现颗粒多孔性(用x -线断层摄影术测定)与黏合剂浓度间明显相关。
A clear correlation between the granule porosity (evaluated by X-ray tomography) and the binder concentration was found for the mannitol granules.
劳雷斯用最新式的X线断层摄影术和扫描仪发现罗姆的意识处于完全正常的运转状态，而他已被误诊23年了。
Using the latest tomographic and scanning kit, Laureys found a mind in full working order 23 years after Houben was misdiagnosed.
结论曲面断层摄影各部位变形失真率不同，这为指导临床工作，如颌骨畸形矫正术中截骨线位置的确定。
Conclusion Distortion at the different parts of the orthopantomograph is different, therefore, the result should be beneficial for the clinicians in determination of bone cut of orthognathic surgery.
结论曲面断层摄影各部位变形失真率不同，这为指导临床工作，如颌骨畸形矫正术中截骨线位置的确定。
Conclusion Distortion at the different parts of the orthopantomograph is different, therefore, the result should be beneficial for the clinicians in determination of bone cut of orthognathic surgery.
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