The first true writing we know of is Sumerian cuneiform- consisting mainly of wedge-shaped impressions on clay tablets - whichwas used more than 5000 years ago in Mesopotamia.
楔形文字是世界上已知最古老的文字。这是一种刻在陶片上的文字，它的使用者是5000多年以前生活在美索不达米亚平原上的人们。
At the beginning of the marriage, Emily put a wedge of wood under the door to keep it open on every afternoon.
在婚姻初期，艾米莉每天下午在门下放一块木楔让门开着。
Thereal reason that Japan is so hell-bent on continuing its whaling isbecause it fears that a ban would be the thin end of the wedge.
日本如此决意继续进行捕鲸活动的真实原因是，它害怕一纸禁令将是冰山一角。
It was something to see him wedge the foot of the crutch against a bulkhead, and propped against it, yielding to every movement of the ship, get on with his cooking like someone safe ashore.
这是很可一看的：他把拐杖的脚嵌人到舱壁的缝中，抵靠着它，以适应船的每一次颠簸，像人在岸上一样稳当地干着他的烹饪工作。
Obama arrived on the millionaires' playground off the US east coast on Sunday, and planned to get stuck into a list of books -- amounting to a wedge of nearly 2,300 pages, revealed by Burton.
伯顿透露，奥巴马于上周日抵达这处位于美国东海岸的富豪庄园。他打算专心读几本书，总计共有近2300页。
Obama arrived on the millionaires' playground off the US east coast on Sunday, and planned to get stuck into a list of books -- amounting to a wedge of nearly 2, 300 pages, revealed by Burton.
伯顿透露，奥巴马于上周日抵达这处位于美国东海岸的富豪庄园。他打算专心读几本书，总计共有近2300页。
As you can see on the following page, the Map of Consciousness consists of a wedge shaped diagram divided into three broad bands, each of which corresponds to one of three states of consciousness.
就像下一页显示出的那样，意识之地图由一个被划分为三段的楔形图表构成，每一段都对应着意识的一个阶段。
Wedge transducers located on the surfaces of layered planar structures are used to generate and detect the multimode Lamb waves.
置于层状平面结构表面的斜劈超声换能器被用于激发和接收多模兰姆波。
Through the conduction theory based on one dimension stress wave theory, the reflection and transmission phenomena of waves on the surface of the wedge have been analyzed.
通过在一维应力波理论建立的传导理论，分析了波在楔型表面的反射和透射现象。
The numerical examples are provided to show the influences of the material properties, the wedge Angle, dislocation position and the crack length on the interaction.
最后通过数值算例，针对不同问题讨论了材料常数、楔口角度、裂纹长度对相互作用的影响。
Based on the modeling method, design feature and manufacture feature of cross wedge rolling tool are founded.
并且根据该建模方法，建立了楔横轧模具的设计特征和制造特征。
Objective to study the relation between the field size and depth of Fw (wedge factor) and its effect on the clinical usage.
目的研究楔形因子与照射野大小和测量深度的相关性，为临床准确使用该因子提供依据。
Based on the analysis of interference stripes of equal thickness generated by the parallel laser on optical wedge, a new scheme for laser orientation detection system is presented.
通过对平行激光在光学劈尖上产生等厚干涉条纹的分析，提出了一种新的激光方位探测方案。
A reflective blazed grating is formed by making a toothed blazed grating on the oblique surface of a glass wedge-plate with proper metal coated.
在玻璃楔形平板的倾斜表面上加工锯齿形闪耀光栅，在光栅的表面镀相应的金属反射膜，形成反射式闪耀光栅。
The grating wedge plate is formed by making flare grating on a wedge plate of glass.
在楔形玻璃平板表面加工闪耀光栅，即构成了光栅楔形平板，本文详细介绍了其工作原理。
Methods Based on the two failure mode of plane and wedge sliding destruction of the limit equilibrium theory, rock slope stability is analysed.
方法按极限平衡理论中的平面滑动破坏和楔体破坏两种破坏模式进行稳定性分析。
The results show that the "Mach stem" effect also exists for the diffraction of nonlinear shallow water waves on the wedge.
计算表明，非线性浅水波在薄楔上的绕射也存在“马赫茎”效应。
On the basis of granulometric analysis of samples from colluvial wedge sediments caused by normal fault, the sedimentary environment is discussed.
通过对崩积楔沉积物进行粒度特征分析，研究崩积楔形成时的沉积条件和环境特征。
The diffraction problem of nonlinear shallow water waves on a thin vertical wedge is studied in this paper.
本文讨论了非线性浅水波在薄楔上的绕射问题。
The results have important role on further theoretical research, and improving the technical process and spreading area of application for cross wedge rolling.
研究结果对深入进行楔横轧理论研究，提高其工艺水平，扩展其应用范围有重要作用。
The influences of ultrasonic power on heavy aluminum wire wedge bonding strength were investigated.
超声功率是影响粗铝丝引线键合强度的最主要因素之一。
This paper discussed the characteristics of five zonation of wedge-like stratigraphic-lithologic reservoir and its genetic mechanism and pointed its exploration procedure based on examples.
本文论述了楔状地层岩性油藏的五个分带特征及其形成机制，通过实例阐述了该类油藏的勘探要领。
Based on the finite element analysis (FEA) model of steel tube scaffold couplers, the corresponding connection of scaffold couplers and pre-load of slide wedge have been discussed.
在建立新型钢管脚手架扣件的有限元分析模型的基础上，对扣件各部件之间的连接以及斜楔的预紧力问题进行了处理。
Based on the analysis of the process of cross wedge rolling during wedge in, the geometry model of rolling area is established.
在对楔入轧制过程分析的基础上，建立了辊式楔横轧楔入轧制接触面的数学模型。
The effect of bonding time on the bonding strength of thick aluminum wire wedge bonding was studied under different ultrasonic power conditions.
试验研究了不同超声功率条件下，键合时间对粗铝丝引线键合强度的影响规律。
Based on the analysis of the process of plane type cross wedge rolling, the geometric model of workpiece forming has been established.
在对板式楔横轧轧制过程分析的基础上，建立了楔横轧楔入轧制和展宽轧制过程中轧件变形的数学模型。
A laser wavelength measurement system in the LabVIEW environment by measuring the distance of the interference fringes on the optical wedge is introduced in this paper.
为了在较宽波长范围内准确快速测量激光波长，在虚拟仪器环境下，通过测量光学劈尖上的干涉条纹间距的方法实现了激光波长测量。
A laser wavelength measurement system in the LabVIEW environment by measuring the distance of the interference fringes on the optical wedge is introduced in this paper.
为了在较宽波长范围内准确快速测量激光波长，在虚拟仪器环境下，通过测量光学劈尖上的干涉条纹间距的方法实现了激光波长测量。
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