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1)  dental limited cone beam 3D CT
牙科用小照射野三维CT
2)  dental three-dimensional computer tomography
牙科三维CT
1.
Study on pulp cavities of maxillary primary molars by dental three-dimensional computer tomography;
牙科三维CT研究上颌乳磨牙髓腔
3)  small field
小照射野
1.
Conclusions:For the measurement of small fields,the choice of a suitable detector is important due to the lack of lateral electron equilibrium.
结论:测量小照射野物理数据时,由于侧向电子散射不够,需要谨慎选择测量探头。
4)  three-dimensional computed tomography
三维CT
1.
Influence of three-dimensional computed tomography reconstruction on preoperative evaluation for fracture classification of intraarticular fractures;
三维CT重建对关节内骨折分型术前评价的影响
2.
Evaluation of acetabular anteversion in developmental dislocation of the hip in infant by three-dimensional computed tomography;
幼儿发育性髋脱位髋臼前倾的三维CT研究
3.
Objective To study the application of three-dimensional computed tomography(3D CT)assisted cervical pedicle screw fixation in operation.
目的探讨三维CT在颈椎椎弓根螺钉置入手术中的应用。
5)  three-dimensional CT
三维CT
1.
Application for diagnosing cerebral infarctions with three-dimensional CT angiography;
三维CT血管造影在诊断脑梗死中的应用
2.
[Methods] A total of 10 patients with acetabular fractures were evaluated by axial computed tomography(CT),2D rconstruction and three-dimensional CT.
[结果]轴向CT扫描可以较好地显示骨折,尤其是关节内骨折碎片的存在,但是横行骨折在轴向CT扫描图像上不易显示,而三维CT重建图像可以帮助医师准确地了解骨折线的走向,关节面的损伤程度以及骨折碎片的空间分布情况,完善术前计划。
3.
Results Three-dimensional CT was superior to two-dimensional CT in show.
方法对48例颌面骨病变患者行三维CT检查,重建间隔1。
6)  3D-CT
三维CT
1.
A STUDY OF 3D-CT GUIDED OVAL FORAMEN LOCATIONS IN RADIOFREQUENCY THERMOCOAGULATION FOR TRIGEMINAL NEURALGIA;
三维CT导向卵圆孔精确定位射频热凝治疗三叉神经痛研究
2.
Parallel 3D-CT Reconstruction Using MPI;
基于MPI的三维CT并行重建实现
3.
The Anatomic and Biomechanical Study and 3D-CT Exploratory Development of Atlantoaxial Pedicle Screw Fixation
寰枢椎椎弓根螺钉技术的解剖与生物力学研究及三维CT应用研究
补充资料:照射量与照射量率
分子式:
CAS号:

性质:照射量是指X或γ射线在质量为dm的一个体积元内,当光子产生的全部电子都被阻留在空气中所形成的一种符号的离子总电荷的绝对值dQ、除以dm,即照射量X=dQ/dm。SI单位为库仑每千克(c/kg)。专用单位为伦琴(R),1R=2.58×10-4C/kg。照射量率定义为单位时间内的照射量。用X表示,X=dX/dt,式中dx为dt时间内照射量的增量。单位为库仑每千克秒[C/(kg·s)]。

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