螺旋

Methods: Forty five lesions in 42 patients, including 22 lesions of breast cancer and 23 benign breast lesions, were examined by multi-slice helical CT with plain scan and multiphase enhanced scan.

42例45个病灶，其中乳腺癌病灶22个，乳腺良性病变23个（乳腺炎9个，乳腺纤维瘤4个，乳腺增生性疾病10个），行多层螺旋CT扫描平扫，并于增强后60、120、180、300、480 s进行多期增强扫描。

Methods: Basing on the air pressure enema examination and CT angiography technology,we used 64-slices helical CT to scan for tracking from the 9th thoracic vertebra to the middle part of femur in cross section along the arterial and venous phases continuously.

基于空气灌肠检查及CTA血管造影技术，64层螺旋CT对胸9至股骨中段沿横断面在动脉期及静脉期连续跟踪扫描。

Objective:To study the clinical value of helical CT in colon diseases .

目的 ：研究螺旋CT不同成像技术在结肠疾病诊断中的应用价值。

Objective To evaluate the clinical value of helical CT in the occult fracture.

目的 评价螺旋CT在隐匿性骨折中的临床应用价值。

Objective To evaluate dual phase helical CT in the diagnosis of hepatic lesions.

目的 探讨螺旋CT双期扫描对肝脏占位性病变的诊断价值。

Objective To investigate the value of helical CT in diagnosis of appendicitis with atypical clinical feature.

目的：探讨多层螺旋CT对不典型临床表现急性阑尾炎的诊断价值。

Objective To investigate the clinical value of helical CT three?

摘 要］目的：探讨螺旋CT三维重建Three？

Objective To investigate the diagnostic value of multi-slice helical CT and the post processing techniques in colorectal cancer.

目的 探讨多层螺旋CT及其图像后处理技术对大肠癌的诊断价值。

The content of the graduation paper is to design and simulate the helical antenna.

该毕业设计的内容主要是对螺旋天线具体设计，并进行仿真。

Objective To evaluate dual-phase helical CT in the diagnosis of hepatic lesions.

目的探讨螺旋CT双期扫描对肝脏占位性病变的诊断价值。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了