查询词典 surfaces

Surfaces of Revolution in E_2~4 Space;2. The subdivision rules based on the geometric interpretation of the tensor product scheme, and it can reproduce the surfaces of revolution .

其细分规则基于张量积曲面细分模式的几何意义，不仅可以生成旋转曲面等特殊曲面，而且可以根据参数来控制细分曲面的形状。

Calculation results indicate that the total energy increases when oleic acid is on the surfaces of (001) and (100) of gibbsite respectively. This can explain that the stability of systems decrease when there is some oleic acid on the surface of gibbsite. The calculation results of equilibrium morphology and growth habit show that the volume of growth crystal is larger when some oleic acids with "horizontal" mode exist on the surfaces (001) and (100) of gibbsite.

计算结果表明：油酸接近氢氧化铝(001)和(100)表面时，体系总能量升高，说明油酸的存在可降低体系的稳定性；油酸在氢氧化铝(001)和(100)表面上时，油酸分子呈"卧"式时，长大后晶粒体积大于无杂质存在的情况，而油酸分子呈"立"式时，长大后体积小于无杂质时晶粒的体积。

In Chapter 6, by using the matrix models of 3-dimensional Minkowski space R〓, first we study deformation properties and integrablilities on spacelike surfaces with a harmonic inverse mean curvature and timelike surfaces with a Lorentz harmonic inverse mean curvature.

在第六章中，首先借助三维Minkowski空间R〓的矩阵模型，研究了R〓中具有调和逆平均曲率的类空曲面和洛伦兹调和逆平均曲率类时曲面的可积性及其形变。

A rotary dobby which includes pivoting arms which are moveable with respect to a plate connected to an element for actuating a heddle frame in controlled response to a reading-in device and wherein the pivot arms include catches which are uniquely configured having internal and external bearing surfaces which cooperatively engage binding surfaces of the plate. The rotary rat trap mechanism includes an oscillating section (4) at the blade level, coupled to the warp frame (6), and associated with an actuator (2) mounted freely on the main shaft (1) of the mechanism.

织机用旋转式多臂机构，包括在综片的水平位置，一个连接综框（6）和驱动元件（2）的摆动元件（4），驱动元件（2）装于上述多臂机构的主轴（1）上，一个靠在与驱动元件横向固结在一起的盘片（3）上的可移动连接元件（8），该移动机构受控于弹性装置（10），它可有效地将上述盘片（3）与紧固于上述主轴（1）的驱动盘（7）角连接在一起，以及两个一面受穿经装置（16）作用，一面受弹性装置（13）作用的绞支转臂（11）。

The results showed that the constitutes of thin films by PLD consisted with the targets ,and realizing thin films deposited with same constitutes;All of the films were heteromorphism;It was revealed that the effect of the growth temperature was significant to the diffract peaks of the films and that of the substrate was negligible;the films had rather flatness surface and compact structure;the peak-to-tail roughness of PbSe thin films surfaces was less than 200nm and that of ZnO and Mn doped ZnO films surfaces was less than 100nm;Flat degree was improved with falling of growth temperature and laser energy .

测试结果表明：PLD法制备的薄膜的成分与靶材的基本一致，实现了同组分沉积；所有制备的薄膜都为多晶薄膜，发现薄膜生长温度是影响薄膜衍射峰的主要因素，基片类型对此影响不明显；所有薄膜表面比较平滑，结构比较致密；其中PbSe薄膜的表面不平整度小于200nm，ZnO和Mn离子掺杂ZnO薄膜的表面不平度小于100nm；生长温度和激光能量降低能提高薄膜表面的平整度。

Brown' Woolf argued that John Galsworthy, H.G. Wells and other realistic English novelist dealt in surfaces but to get underneath these surfaces one must use less restricted presentation of life, and such devices as stream of consciousness and interior monologue and abandon linear narrative.

威尔斯和其他现实主义的英国小说家在他们的小说中作了表面处理，但在这些表面底下，必须以较少的限制来展现生活，而这些手段如意识流以及内心独白，放弃了线条描述。

"Kinetic friction arises between surfaces in relative motion, static friction acts between surfaces at rest with respect to each other"

动摩擦力存在于相对运动之表面间，静摩擦则存在于静止的表面间，。

This paper researches the part third-order contact condition of tool and the surfaces by the contact principle of deferential geometry in to the 5-axis NC machining and analyzes the contact degree of the intersection line of the cutter and the surfaces.

运用微分几何中的切触原理，研究了在多轴数控机床中铣刀铣削圆与零件曲面的切触条件和局部坐标系下的局部三阶切触条件，并用截形对铣刀铣削圆与曲面的贴近程度进行了分析。

In new condition they excel on low traction surfaces as well as high "loamy" traction wet surfaces where no rubber has been taken into the racing surface.

在新的条件下，他们擅长的低牵引力表面以及高"壤土"牵引湿面如果没有橡胶已经考虑到赛车表面。

This paper begin with a review of curves and surfces modeling, then we discuss the parametric polynomial minimal surface. This is followed by a discussion of the representations of catenoids and helicoids. Next, we discuss the numeric approximations to the minimal surfaces with piecewise polygons and B-Spline surfaces.

全文安排如下首先，我们简要回顾曲面造型历史和发展现状在第二和第三章，讨论参数多项式极小曲面；在第四章讨论悬链面和螺旋面的表示；在第五章讨论极小曲面的分片线性逼近；在第六章讨论极小曲面的B-样条逼近；最后，我们对全文做简单的总结。

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