An X-ray CT apparatus has an image generating unit and a blood flow information acquiring unit.
本发明提供一种X射线CT装置，其具有图像生成单元以及血流信息取得单元。
With this, an optimum imaging condition of a multi-energy X-ray CT apparatus can be determined.
由此，可确定对于多个能量型X射线CT装置最佳的摄像条件。
X-ray ct plays a great role in industrial non-destructive tests, medical fields, and public security, etc.
射线ct在工业无损检测、医学、安检等领域发挥着重要的作用。
Disclosed are a method for rebuilding image with good quality in the condition of no relative data and X-ray CT device which can do the image rebuilding.
实现即使在完全没有相对数据的情况下也可重构质量好的图像的方法、和可进行这种图像重构的X射线CT装置。
A metal artifacts reduction method using nonlinear weights was developed to suppress metal artifacts in X-ray CT(computerized tomography) images to improve the image quality.
为抑制计算机层析造影（CT）系统重建图像中出现的金属伪影，提高图像的质量，采用一种基于金属投影非线性权重衰减的方法进行校正。
We wish this article can help the engineers in hospital for understanding X-ray generation system in X-ray CT scanner, and give some aids in treating common breakdown in X-ray CT system.
加深医院中x线CT维修与维护人员对于X线CT中X线发生系统的全面理解，对X线CT的日常维修与维护提供一些帮助。
The purpose of studying concrete using X-ray CT is to analyze concrete meso-crack evolution process and explain concrete macroscopic strength and strain character based on concrete CT images.
X射线CT研究混凝土的目的是通过CT扫描获得的CT图像，分析混凝土在不同荷载作用下细观裂纹的演化过程，解释混凝土宏观强度和变形特性。
If technologists could not properly take a simple chest X-ray, how can they be expected to safely operate ct scanners or linear accelerators?
如果技术员不能准确进行一次简单的胸透检查，怎么能指望他们安全地操作CT扫描仪或线性加速器呢？
Participants were randomly assigned to receive three annual screenings with either the low-dose spiral CT or the standard chest X-ray.
参与者被随机地指定做一种每年一次共三次的影像学检查——低剂量螺旋CT或标准X射线胸透。
The NLST is the first trial with sufficient numbers of participants using a randomized design to enable the comparison of mortality differences between spiral CT and chest X-ray, Aberle said.
NLST则是第一次包含大量随机指定的受试者的实验，使得在螺旋CT成像和X射线胸透之间做死亡率的比较成为了可能。
Your doctor may also recommend an abdominal X-ray, an ultrasound scan or a computerized tomography (CT) scan to help confirm appendicitis or find other causes for your pain.
医生也可能让你去做立位腹平片、超声、CT等以确诊阑尾炎、或是寻找其它病因。
Over the years, numerous less invasive explorations of the remains were conducted there, including x-ray and CT scan imaging studies and an analysis of the mummy's mitochondrial DNA.
这些年来，在那里进行了许多次具有较小侵害的探索，包括X光，CT扫描影像学检查以及木乃伊线料体DNA分析。
Conclusion: Combination of X-ray barium radiography and CT will improve the diagnostic accuracy of esophageal leiomyoma and the ability in differentiating malignant from benign lesions.
结论：X线钡餐检查与CT扫描结合应用能提高食管平滑肌类肿瘤的诊断正确率及其良恶性的鉴别能力。
The main appearances of the X-ray and ct were osteolytic bony destruction, eccentric and expansive growth uneven bony septations, and rim osteosclerosis and ossification.
主要X线与CT表现为溶骨性骨质破坏，偏心膨胀性生长，粗细不均的骨性间隔，边缘增生硬化及骨化。
Purpose: to study CT and X ray manifestations of pulmonary lymphoma and to improve the diagnostic accuracy of the disease.
目的：研究肺淋巴瘤的X线与CT表现，提高对肺淋巴瘤的认识，减少误诊。
Objective:To improve knowledge of biological characteristic in X ray CT and MRI image of craniocerebral echinococciasis and diagnostic rate.
目的：为加强脑包虫病X线片、CT、MRI影像中生物学特性认识，提高诊断率。
Conclusion: The current CT arthrography provides important X ray information for both diagnosis of shoulder instability and anatomatic repair of shoulder instability.
结论：CT气-碘双对比造影可以明确诊断肩关节不稳定，并为肩关节不稳定的解剖修复提供重要的影像学信息。
Methods The pig experimental models of pulmonary embolism and infarction were examined by X ray, ventilation perfusion scanning, helical CT, angiography.
方法以小型猪为肺栓塞、肺梗死实验动物模型，进行X线平片、核素灌注扫描、螺旋CT、血管造影检查。
Conclusion: Marrow morphology and X-ray were good methods for diagnosis of NB, B ultrasonic and CT can improve positive incidence.
结论：骨髓细胞形态学和X线检查是诊断nb的较好方法，B超、CT可提高肿瘤检出率。
The research and development of X-ray coherent scatter imaging, X-ray diffraction enhanced imaging and X-ray coherent scatter CT imaging are mainly summarized.
重点介绍了X射线相干散射成像技术、X射线衍射增强成像技术和X射线相干散射CT成像技术的研究和进展。
Objective: To compare the two imaging methods between X-ray and ct scan in diagnosing spinal fracture.
目的：比较和评价常规X线片和CT扫描二种影像学方法在脊柱骨折诊断中的作用。
Objective To determine the cause of X-ray misdiagnosed cases and the diagnostic value of ct in pulmonary tuberculosis.
目的探讨X线胸片误诊肺结核的原因及CT对肺结核的诊断价值。
However under the unconventional CT scanning mode, using the low-energy X-ray source, which can save the energy, can fulfill the CT reconfiguration of the specimens with the flat-type.
但在非常规的CT扫描方式下能用低能的X射线源完成这些形如扁平体试件的CT重构，节省了能量。
MRI is reliable to display the early ANFH and could provide more diagnostic information. Diagnostic value of MRI is superior to CT and X ray plain film.
结论X线平片难以发现ANFH的早期表现，MRI是显示早期ANFH有效而可靠的方法，可提供更多的诊断信息，诊断价值高于CT和X线平片。
Conclusion There are varied clinical manifestations in pneumothorax patients with thoracic X-ray negative. CT was the best diagnosis way of the disease.
结论胸片阴性的气胸患者，临床表现多种多样，CT是诊断该病的最佳方法。
Methods Dr Tissue equalization technique was used to evaluate 76 cases of children with snoring disease. Each patient was taken conventional X-ray and ct examination respectively.
方法对76例儿童鼾症患者进行DR检查，并运用组织均衡技术进行处理。
Result: Like X-Ray simulation, CT-based simulation can carry out all the process from simulation to body surface marking.
结果：CT模拟定位可以和X线模拟定位一样完成从定位到做体表标记的全过程。
Objective: to study X-ray and ct features of gastrointestinal leiomyosarcoma in order to improve their diagnostic ability.
目的：探讨胃肠道平滑肌肉瘤的X线和CT表现，以提高对该病的诊断能力。
Objective To evaluate the diagnostic value of X-ray and ct in thoracolumbar bursting fracture.
目的：探讨胸腰椎爆裂性骨折在X线平片和CT片中的诊断价值。
Results:Ossification of the posterior longitudinal ligament has specific manifestation in X - ray and CT.
结果：颈椎后纵韧带骨化症在X线平片和CT影像学上有特征性的表现。
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