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- Method:The indexes of LV shape,geometry were measured in 32 patients with AMI at 1 week,2 weeks and 3 weeks after the attack using two dimensional echocardiography (2 DE),and compared with 33 normal control cases. 方法 :应用二维超声心动图 (2 - DE)对 32例 AMI患者分别于发病后第 1周、第 2周和第 3周连续测量并计算左室形态、构型的各项指标 ,对其结果进行对比分析 ,并与 33例正常人进行对照。
- Objective To explore the diagnostic value of two dimensional echocardiography color Dopper flow imaging(CDFI)in breast masses. 目的探讨二维及彩色多普勒超声对乳腺肿块的诊断价值。
- Left ventricular mass index (LVMI) was determined by two dimensional echocardiography. 用心脏彩色多普勒超声诊断仪器测定左室质量指数(LVMI)。
- Real-time three dimensional echocardiography is a unique new modality for rapid and accurate diagnosis of cardiovascular diseases. 实时三维超声心动图为心血管疾病的快速准确诊断提供了独特的新方法。
- You can, of course, do the same in 2 dimensions. 你当然同样的可以在二维下也这么做。
- Comparsion studies of cardiac morphology and functions was made with two dimensional echocardiography in 32 cases of ICM, 46 cases of HCM and 40 normal persons. 本研究采用二维超声对40名正常人、32名缺血性心脏病（ICM）患者和46名高血压性心脏病（HCM）患者进行心脏形态学和心功能方面的比较研究。
- The so called 2 dimensional maze-mapping method for CMG teeth-coding verification was presented. 提出了适用于校验CMG机构齿牙编码设计的二维迷宫映射方法,该方法简捷、易用,物理概念清晰。
- Objective:The aim of this study was to detect the diagnostic values and correlativity of two and three dimensional echocardiography (3DE) on dilated cardiomyopathy. 目的:探讨二维、三维超声心动图(3DE)检测扩张型心肌病左室心肌重量及收缩功能的诊断价值及相关性。
- Most animation is a series of 2 dimensional shapes moving on a flat screen to convey a story or character. 大多数动画都是一系列在屏幕中移动的2维空间的形状表达故事或者角色。
- The so called 2 dimensional maze-mapping method for CMG teeth-coding verification was presented. The method is simple, clear and easy for use. 提出了适用于校验CMG机构齿牙编码设计的二维迷宫映射方法 ,该方法简捷、易用 ,物理概念清晰。
- Impingement heat transfer from the rib roughened surface within 2 dimensional arrays of circular jet has been experimentally investigated. 实验研究了二维圆射流阵列冲击肋粗糙表面换热。
- Objective To investigate the clinical significance of the left ventricular volume in patients with myocardial infarction(MI) by dynamic 3 dimensional echocardiography(3 DE) during dobutamine stress testing(DST). 目的 探讨动态三维超声心动图（3?DE） 多巴酚丁胺负荷试验（ DST） 中心肌梗死（ MI） 患者左室容积（LVV） 变化的临床意义。
- Ischemia resulted in a significantly rapid reduction of systolic and early diastolic velocities. Such reduction were detected by DTI after 5 s of coronary artery occlusion,but after 1 min by conventional two dimensional echocardiography. 缺血导致局部心室壁运动明显减弱 ,脉冲频谱DTI技术于冠脉闭塞后5s可检出这种异常 ,而传统超声指标在闭塞 1min后才出现显著性差异。
- Doppler tissue imaging (DTI) and two dimensional echocardiography (2DE) were performed in 13 patients with known coronary heart disease and 15 normal subjects during Cold Pressor Test (CPT),to assesse the ventricular wall motion (VWM). 本文对13例经冠脉造影确诊的冠心病患者和15例正常人运用多普勒组织成像技术（DTI）和传统的二维超声心动图（2DE）观察冷加压试验（CPT）前后的室壁运动情况。
- Twenty six patients with old myocardial infarction received the tests of two dimensional echocardiography with Dob and were divided into viable myocardium(VM) group and non viable myocardium(NM) group. 经Dob超声心动图检测，将26例陈旧性心肌梗塞患者分为存活心肌（VM）组和无存活心肌（NM）组；
- The realization of the Kac-Moody algebra in a kind of 2 dimensional nonlinear (evolution) systems has been given by means of the realization of the Kac-Moody algebra in the principal chiral model due to Dolan. 本文并利用Dolan关于主手征模型Kac-Moody代数的实现,给出了一类1+1维非线性(演化)系统的 Kac-Moody代数的实现。
- Based on the algorithm of 2 dimensional FEMOL,with the essential thought of Finite Layer Method(FLM),a new scheme of 3 dimensional semi analytic algorithm is developed in this paper. 在平面有限元线法的基础上,结合有限层法的分层离散、层内解析的思想,在三维空间中构造出了系统的半解析算法。
- two dimensional echocardiography 二维超声心动图
- This paper presents a multicarrier 2 Dimension code division multiple access (MC 2D CDMA) system for forward link. :本文提出了一种适用于前向链路的多载波二维码分多址 (MC 2D CDMA)系统 .
- real time three dimensional echocardiography 实时三维超声心动图
