1A Method for Directly Inverting Low Permeability "Sweet spot" by Using Elastic Impedance EquationLI Bingying, ZHANG Jiajia, TU Qicui, LIU Jiang, ZHANG Guangzhi, ZHAO Chen, ZHU Shengwei, FAN XianggangCT Theory407-4162Comparative Study of Signal Time-Frequency Analysis Techniques Based on EMD, EEMD and CEEMDSI Youqiang, GUO Runhua, SHI PengchengCT Theory417-4263The Application of Accurate Seismic Processing in Shenhu AreaXU Yunxia, WEN Pengfei, ZHANG Ruwei, XUE Hua, CHENG Xi, ZHANG XudongGeotomography427-4374A Simple Method to Determine Linear Attenuation Coefficients of Some Metal Materials Using 9MeV Industrial CT SystemWANG Kun, DENG Jun, WEI Bingjun, LUO Zhipeng, YU YangIndustrial CT439-4465Research on the Contrast Medium's Best Injection Combined with Low Tube Voltage in Aortic CTAFU Changming, CHEN Lungang, CHEN Wen, XU Lin, WANG SirongMedical Imaging and Image Processing447-4546To Investigate the Application of Low-dose Contrast Agent Combined with Low Monitoring Threshold in CTA of the Head and NeckYU Tao, SHAN Hua, JIANG WenwenMedical Imaging and Image Processing455-4617The Relationship between Pancreatic Steatosis and Framingham Cardiovascular Risk Scorein Patients with Type 2 Diabetes MellitusSUN Pengtao, DU Xuechao, SUN Xiaoli, ZHAO Tong, WEI Hailiang, WEN Tingguo, WANG RenguiMedical Imaging and Image Processing463-4708Comparisonin Localization of Pancreatic Insulinoma by the Multiparameter of Dual Energy Spectral CT ImagingZHANG Jing, LI Honglei, ZHANG Ting, BU Yulian, CHEN Xiaoyana, FANG Weihuan, XU Jingci, PAN Zilai, CHEN Kemin, LI Weixiab, SHAO Dandan, LIN Xiaozhuc, YAN FuhuaSpectral CT471-4769Diagnostic Value of CT Value of Creeping Fat around Intestinal Tube for Crohn's ActivityGAO Yun, GUAN Xueni, RONG Lan, ZHOU Lei, LIANG ZonghuiMedical CT477-48410The Diagnostic Value of Gd-Eob-Dtpa Enhanced MRI in Hepatocellular Carcinoma in Liver CirrhosisHUANG Jieling, LI Yuanzhang, LI Liangjie, YUAN QinghuaMedical CT485-49211Application of Enhanced CT in Assessing the Source of Active Haemorrhage in Patients with Abdominal and Pelvic TraumaLIU Tao, YAN Long, WU Guangyao, MING Jianzhong, XIANG Chengxian, SHANG XubinMedical CT493-49812Diagnostic Value of 64-slice Spiral CT Post-processing on Ileocecal LesionsFU Xi, HE Weihong, XIE Le, FANG Tingsong, CHEN Shaoluan, LIANG ZhenhuaMedical CT499-50413MRI Findings of Uterine CarcinosarcomaJIANG Xiaodong, FENG FengMedical CT505-51214Dual-energy CT in Gout: Advances in Diagnosis and AssessmentYE Kunlin, LUO Liangping, CHENG Guanxun, XIANG ZiyunReview513-518 