超声背散射,ultrasonic backscatter
1)ultrasonic backscatter超声背散射
1.Both simulated backscattered signals andultrasonic backscattered signals from bovine cancellous bone in vitro were processed.对计算机仿真信号和离体牛胫骨松质骨的超声背散射信号分别进行分析处理。
2.The spectral centroid shift (SCS) ofultrasonic backscattering signals is introduced to assess cancellous bones.采用超声背散射信号的质心偏移量来评价松质骨,并对牛胫骨和人体跟骨中背散射信号的质心偏移量与松质骨表观密度的关系,以及人体跟骨松质骨中背散射信号频谱质心位置与年龄的关系进行了分析讨论。
3.Backscatter coefficient(BC) and apparent integral backscatter coefficient(AIB) are used to conductultrasonic backscatter parametric imaging of bovine tibia bone samples for cancellous bone microstructure characterization.松质骨的超声背散射信号中包含骨微结构信息。
英文短句/例句
1.Parameter Estimation and Parametric Imaging in Ultrasonic Backscatter Method for Evaluating the Status of Cancellous Bone超声背散射法评价松质骨状况的参数估计及其成像研究
2.Ultrasonic Tissue Characterization with Integrated Backscatter of Ischemic Myocardium;缺血心肌的背向散射积分超声组织定征
3.Clinical Study in Assess of Diabetic Nephropathy with Ultrasonic Integrated Backscatter;超声背向散射积分评价糖尿病肾病的临床研究
4.The Value of Integrated Backscatter on Detecting Left Atrial Thrombus by Transesophageal Echocardiography;经食道超声下背向散射预测左房血栓的价值
5.Ultrasonic Backscattering from a LaplacianDistributed Rough Surface;拉普拉斯分布表面超声背向散射的研究
6.Progress in Use of Ultrasonic Integrated Backscatter in Cardiomyopathy超声背向散射技术在心肌病中的应用进展
7.The Experimental Study on Ultrasonic Integrated Backscatter in Assessing Therapeutic Response to Radiofrequency Ablation in Rabbit VX2 Liver Tumor超声背向散射积分评价兔VX2肝肿瘤射频消融治疗疗效的实验研究
8.The Study on the Kidney and Liver in the Patients with Early Diabetic Nephropathy Using Integrated Backscatter Ultrasonography;超声背向散射积分对糖尿病早期肾病和肝脏的研究
9.Evaluation of Myocardial Fibrosis and Contractile Function with Integrated Ultrasonic Backscatter;超声背向散射评价心肌纤维化及心肌收缩功能研究
10.The Study of Acute Renal Failure in Rabbit by the Ultrasound Integrated Backscatter;超声背向散射积分技术评价兔急性肾衰竭的实验研究
11.Study of Myocardiol Damage in Patients with Type 2 Diabetes Mellitus by Applying Ultrasonic Integrated Backscatter;应用超声背向散射积分技术评价糖尿病心肌病变的研究
12.Study of Left Heart Remodeling and Integrated Backscatter of Myocardium after Coronary Artery Bypass Grafting by Echocardiography;超声对冠状动脉旁路移植术后左心重构和背向散射积分的研究
13.Experimentative Study in Assessment of Renal Injury of Rats with Hyperlipidemia with Ultrasonic Integrated Backscatter;超声背向散射积分技术评价高血脂大鼠肾损害的实验研究
14.Applied Value of Ultrasonic Integrated Backscatter in Early Diagnosis of Uremic Liver Damage;超声背向散射积分在尿毒症肝脏损害早期诊断中的应用价值
15.Ultrasound and Integrated Backscatter Assessment on Peritoneal Changes in Peritoneal Dialysis;常规超声和背向散射积分技术评价腹膜透析对腹膜的影响
16.Experimental Study of Ultrasonic Integrated Backscatter in Assessment of Myocardial Damage of Chronic Renal Failure超声背向散射积分评价兔慢性肾衰心肌损害的实验研究
17.Experimental Study on the Evaluation of Renal Injuries during Chronic Renal Failure by Ultrasonic Integrated Backscatter Examination in Rabbits超声背向散射积分评价兔慢性肾衰肾损害的实验研究
18.Experimental Study for Coagulated Tissue Characterization of Thermotherapy Based on Ultrasonic Integtated Backscatter利用超声背向散射积分对热疗中凋亡组织鉴别的实验研究
相关短句/例句
ultrasonic backscatter coefficient(BSC)超声背散射系数
3)Ultrasonic backscatter超声背向散射
4)ultrasonic backscattered signal超声背散射信号
1.Simulation ofultrasonic backscattered signals for quasiperiodic tissues;准规则生物组织超声背散射信号的仿真
5)Integrated backscatter超声背向散射积分
1.Evaluation of quantitative ultrasonic integrated backscatter on carotida therosclerosis in hyperlipemia patients;应用超声背向散射积分评价高脂血症患者颈动脉粥样硬化
6)ultrasonic integrated backscatter超声背向散射技术
延伸阅读
背散射电子分子式：CAS号：性质：高能电子束轰击样品时，从距样品表面0.1～lμm深度范围内散射回来的入射电子。该电子的能量近似入射电子能量。在扫描电镜技术中，高能入射电子束轰击样品表面时，由于电子与物质间的相互作用是一个复杂的过程，故从样品中可激发出各种有用的信息，通过二次电子成像，可以了解样品表面的形貌、受激区域的成分以及有关样品力学、磁学、电子学等性能，其中背散射电子像则着重反映样品的表面形貌和原子序数的分布等。
