夹层

Mass-spectrum scan is conducted for the remaining gas in insulating layer. It is discovered that, the steam, CO_2 and hydrocarbon are main factors affecting the vacuum degree of the layer. Degasification process shall be applied to remove the remaining gas and to extend the service life.

通过室内实验，对隔热夹层中的残气进行了质谱扫描，发现水蒸汽、CO2 和碳氢化合物是"污染"夹层真空度的主要因素，可应用除气工艺消除隔热夹层中的残气，以延长高真空隔热油管的使用寿命。

The purpose of the present investigation is to evaluate the distensibility of both ascending and descending aorta in different type of aortic dissection by comprehensive transthoracic echocardiography and transesophageal echocardiography.

本研究在上一研究的基础上，联合应用常规经胸超声和经食管超声，对不同类型主动脉夹层(DeBakeyⅠ型夹层12例及Ⅲ型夹层11例)之不同部位主动脉扩张性进行更进一步深入对比研究，试图揭示主动脉夹层血管弹性异常的根本原因。

In chapter 2, a finite element model for the composite sandwich plates is developed, based on the Zig-Zag deformation assumption and the first order shear deformation theory, and the finite element buckling analysis governing equations for the plates under mechanical, thermal and/or thermal-mechanical mixed loads are deduced respectively. By Von-Karman nonlinear deformation relations and Total Lagrange formulation, an incremental governing equation for postbuckling analysis is established and a corresponding effective computational scheme is presented..

第二章首先建立了基于Zig-Zag截面变形假定和Mindlin一阶剪切理论的夹层板有限元分析模型，分别推导了夹层板机械力、热载和热—机械力耦合屈曲分析的有限元列式和相应的屈曲前以及屈曲临界状态的平衡方程，基于Von-Karman大挠度理论，采用增量形式的全局lagrangian法推导了复合材料夹层板增量形式的几何非线性有限元离散平衡方程，给出了一种有效的非线性平衡方程的迭代求解格式。

Therefore, combined with the past experiences of the optimization of satellite structures and based on the characteristics of honeycombed sandwich panel which is used a lot in the satellite structure, we propose an equivalent panel modeling method and it can avoid the inconveniences of design variables of honeycombed sandwich panel.

为此，作者结合卫星结构设计方面的经验，并根据卫星结构中大量应用的蜂窝夹层板的特点，提出了等效蜂窝夹层板和考虑板间连接刚度的一整套方案，为建立简单可靠，使用方便的卫星结构有限元模型提供了有效的方法，从而避免了蜂窝夹层板选取设计变量方面的诸多不便。

Based on the fracture mechanics approach, the finite element method analyzed a varity of the stress intensity factor at the pavement crack tip when setting fiberglass-polyester paving mat, and the effect of the stress intensity factor in symmetric load and asymmetric load was studied when the asphalt layer modulus, thickness of semi-rigid base, the the depth of the crack, touch condition, interlay modular, etc., changed.

基于断裂力学的方法，采用ANASYS软件模拟沥青路面典型结构，分析了设置聚酯玻纤布夹层后，在正载和偏载作用下，裂缝尖端应力强度因子的变化，研究了沥青层模量、基层厚度及裂缝扩展深度等结构参量及层间接触条件和夹层模量对应力强度因子的影响规律分析结果表明，设置聚酯玻纤布夹层，可以有效防治荷载型反射裂缝的扩展。

Chapter 4 describes the synthesis, structural characterization and properties of anovel organic-inorganic hybrid compound, F〓〓BEDT-TTF =bis(ethylenedithiotetrathiafulvalene, which has been synthesized through thereaction of the pre-intercalate Fe〓PS〓〓(phen = 1.10-phenanthroline) with〓 Compared with the pristine FePS〓, the lattice spacing isexpanded by about 4.0〓, indicating that the molecular ring plane of BEDT-TTF isarranged parallel to the layer of the host.

通过红外光谱推测客体BEDT-TTF在层间以中性状态存在。X-线光电子能谱揭示在夹层化合物Fe〓PS〓〓中磷原子和硫原子在硫代亚磷酸根负离子簇中各存在两种化合价态，其中一种价态与纯主体或预夹层化合物〓〓中的磷原子和硫原子价态一致，而另一种价态却比纯主体FePS〓或预夹层化合物Fe〓中的磷原子和硫原子价态高。

Thrombosis inside the false cavities were displayed clearly in 5 cases, the intimal tear in 10 cases was shown definitely in the CTVE images. Conclusion: Due to the non-invasiveness, painlessness, convenience, and safety of this examination technique, MSCT and CTVE should he the first choice for the detection of AD.

CTVE技术是一种无创伤、无痛苦，快捷、安全、有效的检查技术，能显示主动脉夹层的真假腔，显示破口的部位、夹层和假腔内的血检，了解主动脉各分支有否受侵和受侵的程度，是诊断主动脉夹层有价值的检查方法之一。

In this model, the skeletal storage coefficient was used for coupling, different storage coefficient were used for the calculation of storage change of aquifer and interbeds, the elastic and inelastic skeletal coefficients were used to account for the elastic and inelastic deformation, a one-dimensional diffusion equation was used for describing the delayed dissipation of unequilibrated heads within the interbeds, these make the model not only be able to simulate the elastic and inelastic deformation of soil, but also the delay phenomenon.

在该模型中，用夹层的骨架弹性储水系数进行地下水流模型和土体变形模型的耦合，用不同的弹性储水系数来计算夹层和含水层内的储水量变化，用夹层的骨架弹性储水系数和非弹性储水系数来体现夹层的弹性和非弹性变形，用扩散方程来描述滞后夹层内的水头分布，从而使模型能够很好地体现夹层的弹性和非弹性压缩，并能同时考虑夹层变形的滞后现象。

Zipped change compartment.Slot for checkbook or plane tickets.A pen holder.Twelve slots for credit cards.Two compartments with gussets for papers and passport.One flat bill compartment.

拉链开合，拉链夹层可收纳零钱，支票簿或飞机票夹层，一个笔袋，十二个信用卡夹层，内有两个三角布料隔层，用于放置证件和护照，一个扁平的纸币夹层。

As the inserting angle increases, the reinforced efficiency of the unit volume fraction of the pins to the intensity and modulus of the X-...

随着植入角的增加，单位体积分数的Pin对X-cor夹层结构的强度和模量的增强效率均提高；不同直径Pin对X-cor夹层结构影响不同，大直径Pin对X-cor夹层结构强度增强效率高；小直径Pin对X-cor夹层结构模量增强效率高。

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。