目的本研究对150例疑诊冠心病患者双源ct冠脉图像进行回顾性分析，探讨图像质量的影响因素和改善措施。
Objective to investigate the influencing factors on image quality of dual source ct coronary angiography by retrospective analysis of the images of 150 patients with suspected coronary artery disease.
全部病例均采用螺旋CT动、门脉双期增强扫描。
Standard hepatic dual-phase contrast-enhanced CT scanning was performed for all patients.
将双旗山金矿矿化类型划分为石英脉型和蚀变岩型。
The mineralization type of Shaungqishan gold deposit has been divided into quartz vein and alteration type.
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