查询词典 stenosis

Objective:To investigate the clinical cervical spinal stenosis performance and CT diagnostic criteria.

目的：探讨颈椎椎管狭窄的临床表现及CT诊断标准。

Objective: To evaluate the color Doppler ultrasound diagnosis of renal artery stenosis is feasible.

目的 探讨彩色多普勒超声诊断肾动脉狭窄的可行性。

Color Doppler ultrasound diagnosis of renal artery stenosis is a simple, effective and reproducible method.

彩色多普勒超声是诊断肾动脉狭窄的一种简便、有效且重复性好的方法。

Objective To investigate the clinical value of interventional therapy for renal arterial stenosis.

目的 探讨介入治疗肾动脉狭窄的临床价值。

Objective To study the efficacy and clinical experiment of surgical treatment in the patients with left main coronary stenosis.

目的 探讨冠状动脉左主干狭窄的外科治疗效果和临床经验。

"The results of this study are only relevant to people with intracranial stenosis," explained Dr.

"这项试验的结果只与颅内血管狭窄的患者相关。"

Objective To explore the influencing factors to surgicalprognosis of thoracic spinal stenosis through analysis of 23 cases.

目的对23例胸椎管狭窄患者进行分析，探讨影响手术预后的因素。

Objective: To investigate the effects of high dose of mythylprednisolone in patients undergoing thoracic stenosis surgery.

目的：探讨大剂量甲基强的松龙在胸椎管狭窄症患者围手术期应用的效果。

Objective To evaluate the clinical value of 64-slicesspiral CT in detecting the coronary artery stenosis.

目的探讨64层螺旋CT在冠状动脉狭窄诊断中的临床应用价值。

The presence of reversible RWMA is able to stratify patients with severe angiographic stenosis of 75% or more from those less than 75% with a high positive predictive value.

在明显冠心病的诊断中，与ETT相比，非门控心肌显像具有更好的诊断价值，门控心肌显像比非门控心肌显像的诊断价值更好，其中尤以诊断特异性的提高更为明显。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。