夹层

Material and methods From Jun,1998 to Dec,2004,178 aortic dissections were treated by stent-grafts, including acute 76 cases and chronic 102 cases,19 cases with Stanford A and 159 cases with Stanford B.

1998年6月至2004年12月，共178例主动脉夹层患者接受腔内修复术治疗。其中急性期76例，慢性期102例。Stanford A型19例，Satnford B型159例。

But there are still some uncertainties about this therapy. There is a close relation between aortic dissections and the pulsatile arterial flow within the aorta.

虽然腔内隔绝术的出现给主动脉夹层的外科治疗带来了革命性的变化，但依然存在诸多未定因素。

Methods: The clinical data of 25 patients with complicated aortic dissections were analysed retrospectively. Results: The patients′ ages ranged from 31-72 years with a mean of 50.2 years.

对25例复杂型主动脉夹层行腔内血管外科治疗患者的临床资料进行回顾性研究。

Objective To evaluate the value of transthoracic echocardiography and transesophageal echocardiography in diagnosing aortic dissections and compare them with ultrafast computed tomography and magnetic resonance imaging.

目的 探讨经胸超声心动图、经食管超声心动图对主动脉夹层的诊断价值，并与磁共振影像、超高速CT等影像诊断进行比较。

Tile over tile means exactly what it says, but in this case you're going to sandwich a layer of radiant heating mats between the old and the new tile.

瓦片瓦片的意思是说过去，但在这种情况下你一定会辐射采暖垫一层夹层之间新旧瓷砖。

Press stud closure.Four slots at the front and six at the back, ideal for credit cards.

按钮开合，正、反面各有四个和六个夹层，最适用于存放信用卡。

However,very often changes in the columnar growth direction and irregular terrigenous-rich intercalations into stromatolites characterize tectonically active settings such as in Vazante Group and in the western portion of the Paranoa and Bambui groups.

在柱状生长方向的频繁变化和不规则的丰富陆源物质的夹层进入叠层石，表征活跃的构造背景，例如在Vazante，Paranoá群和Bambui群的西部

The averaged gas velocity of flowing backward between the exhausting duct and the mixture tube increases with the rise of the main nozzle flux and the downwash flow velocity.

实验发现外套出口和混合管之间夹层存在气流倒流现象，倒流平均速度随着主喷管流量和下洗气流速度增加而增加。

This paper introduces the NDT techniques applied on sandwich part s and focuses on the ATTU technique that is never applied in our company.

本文研究了夹层结构件应用的各项无损检测技术。

The biochemical oxygen demand is one of the most important and widely used parameter in the measurement of organic pollution.

本文采用夹层法，将异常汉逊酵母固定在氧电极的透氧薄膜与多孔醋酸纤维膜之间，构成一种流通式BOD测试系统。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。