查询词典 venous aneurysm

Objective By comparing the applications of catheter insertion via external jugular vein and basilic vein, provide clinic foundation for that external jugular vein is the best choice of peripherally inserted central venous catheter operation.

作者：作者：曾令瑜作者单位：达州市中心医院，四川达州 635000 来源：医学期刊/医药科学综合收藏本文章目的：经过颈外静脉与贵要静脉行中心静脉置管的应用比较，为经外周静脉置入中心静脉导管术首选颈外静脉提供临床依据。

In addition, there was no syndrome of infection, bedsore, or deep venous thrombosis in all cases. Trabecular metal rod implantation combined with TCM is a simple and effective means for treating early AVN.

提示骨小梁金属AVN重建棒植入配合中药是治疗早期股骨头缺血性坏死的有效方法。

Dr Virchow noticed an association between venous thrombosis in the legs and pulmonary embolism.

博士菲尔绍注意到之间存在某种联系静脉血栓形成的腿部和肺栓塞。

Objective To investigate the value of MRA in imaging the portal venous system of portal hypertensive patients.

目的 探讨磁共振血管造影对门静脉高压症患者门静脉系统的成像价值。

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。