查询词典 stenosis

BACKGROUND: Arteriovenous graft stenosis leading to thrombosis is a major cause of complications in patients undergoing hemodialysis.

背景：动静脉内瘘血管狭窄所致血栓是引起血液透析病人术后并发症的一个重要原因。

The incidence of intra-and extracranial arterial stenosis and arthrosclerosis plaque were calculated.

计算颅内-外动脉狭窄率及斑块未检出率，并对DSA和Duplex检查进行比较。

Results 19 cases of arthrosclerosis or joint hyperplasia and deformity,32 cases of broaden or stenosis of the joint space,17 cases of unsmooth articular surface and 11cases of vacuous articular space were found in 35 cases of LVA from 42 patients.

结果 本组共诊断腰椎小关节病35例，其中关节突增生、硬化、变形19例；关节间隙左右不对称变窄或增宽32例；关节面毛糙17例；关节间隙内真空征11例。

Objective To explore the clinical application values of 64-slice spiral CT angiography and DSA in basilar artery stenosis.

目的：探讨64层螺旋CTA与DSA在基底动脉狭窄的临床应用价值。

Objective To evaluate the curative effect of stent angioplasty for treatment vertebral basilar artery stenosis.

目的 评价支架成形术治疗椎－基底动脉狭窄的疗效。

Objective To evaluate the curative effect of stent angioplasty for treatment vertebral basilar artery stenosis.

目的 评价支架成形术治疗椎基底动脉狭窄的疗效。

ObjectiveTo explore the clinical application values of 64-slice spiral CT angiography and DSA in basilar artery stenosis.

目的：探讨64层螺旋CTA与DSA在基底动脉狭窄的临床应用价值。

The bladder neck stenosis which led to the obstruction of urination and bradyuria was one of the factors to cause the bladder neoplasm.

认为膀胱颈口狭窄、排尿梗阻、尿流异常是膀胱肿瘤发病原因之一。

After age 50 the cause which ismost frequently overlooked is calcific aortic stenosis.

50岁以后最容易疏忽的病因是钙化性主动脉狭窄。

The EBCTA can provide some information about the morphology of carotid stenosis, such as calcific plaque and ulceration.

4EBCTA能够提供狭窄颈动脉的钙化斑块、溃疡等影像学信息。

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。