English translation for "cylindrical coordinate system"
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- 圆柱坐标系
圆柱座标系
柱面坐标系统
Related Translations:
- Example Sentences:
| 1. | There - fore we choose a cylindrical coordinate system with z - axis along the preliminary qq direction
)后强子化过程的动力学，因此应选取q ( | | 2. | Thirdly , the spatial cylindrical helix is approximated by rational triangular bezier curve in cylindrical coordinate system
再次，建立柱坐标系，给出圆柱螺线的三角有理b zier表示。 | | 3. | Non - axisymmetric problem : two independent sets of the state vector equations are derived from its governing equations in a cylindrical coordinate system by introducing a set of auxiliary variables
层状压电压磁弹性材料的空间非轴对称问题：在柱坐标下，通过引入一组辅助变量，从它的控制方程推导出两组相互独立的状态变量方程。 | | 4. | Based on the semi - vector wave equation under cylindrical coordinate system , the mode distribution and complex propagation constant in bent waveguides were computed by a finite difference method with perfectly matched layer ( pml ) boundary condition
摘要以柱坐标下的半矢量波动方程为基础，采用基于完美匹配层( pml )边界条件的有限差分方法，对弯曲波导进行模式求解，进而得到波导弯曲引起的辐射损耗。 | | 5. | Based on the navier - stockes equation , the finite difference method was applied to variance the simplified n - s equation on cylindrical coordinate system . then , 3 - d model of the spiral flow locally generated in circular pipe with steady and axial - symmetry condition was founded . the ordinary iterative method of gauss - seidel was induced
太原理工大学硕士学位论文本文以局部起旋条件下的圆管螺旋流为模拟对象，从以速度和压强为自变量的微分方程一navier一5tokes方程出发，利用有限差分法对柱坐标系下简化后的n一s方程进行离散，建立定常的、轴对称的三维计算模型。 | | 6. | Applications of the state vector method into the analysis of lamina , the current research state of piezoelectric materials and smart materials for civil engineering applications are briefly reviewed based upon literature search . solutions for axisymmetric and non - axisymmetric layered space magneto - electro - elastic media via the state vector method are investigated . axisymmetric problem : the state vector equation of transversely isotropic axisymmetric space magneto - electro - elastic media is established in a cylindrical coordinate system
本文在文献调研的基础上，简介了状态变量法在层合结构分析巾的应用、压电材料的研究现状和智能材料与结构在土木工程中的应用；探讨了运用状态变量法求解层状压电压磁弹性材料的空间轴对称问题和非轴对称问题。 | | 7. | The conformal microstrip antenna with some unique character has been applied in many fields , especialy on speedy objects . in this paper , an efficient fdtd algorithm is introduced to analyse the microstrip antenna . firstly , the fdtd formula in descartes coordinate system and in cylindrical coordinate system are obtained from the time _ dependent maxwell equations using the yee algorithm in a calculating region where the dielectric parameters are independent of time and space . the choice of the space discretization units and the time discretization interval are discussed which are decided by the accuracy and stability respectively . the shape and setup of the excitation source are discussed too . the excitation source is chosen to be gaussian pulse in shape . secondly , the mur ' s first - order and second - order boundary condition are deduced in cylindrical coordinate system . the methods of transforming radiation fields from near zone to far zone in the frequency domain and in the time domain are presented when fdtd is applied to analyse the characteristics of far zone . finally , three kinds of microstrip antennas are analysed . they are a slot antenna that lies on a plane ground of a microstrip , a slot antenna that lies on a cylindrical ground of a microstrip and a microstrip line _ fed aperture coupled stacked rectangular patch antenna in cylindrical coordinate system
本文从麦克斯韦旋度方程出发，建立了笛卡儿坐标下无源空间中均匀无耗媒质的fdtd基本方程和圆柱坐标下无源空间中均匀无耗媒质的fdtd基本方程，详细讨论了fdtd法计算中时间步长和空间步长的选取原则以及激励源的类型和设置；推导了mur一阶和二阶边界条件在圆柱坐标下的差分格式；给出了在用fdtd法计算天线的远场辐射特性时必需采用的频域和时域近场远场变换技术；最后用fdtd法计算了平面微带缝隙天线、柱面共形微带缝隙天线和柱面共形微带层叠天线的输入阻抗和远区辐射场，并分析了天线的一些参数的变化对天线输入阻抗的影响，得出了一些有用的结论。 |
- Similar Words：
- "cylindrical convex lens" English translation, "cylindrical convex mirror" English translation, "cylindrical coordinate" English translation, "cylindrical coordinate manipulator" English translation, "cylindrical coordinate robot" English translation, "cylindrical coordinates" English translation, "cylindrical coordinates robot" English translation, "cylindrical coordinates system" English translation, "cylindrical coordinatograph" English translation, "cylindrical coordinator" English translation
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