English translation for "spherical geometry"
|
- 球面几何(学)。
Related Translations:
geometry: n.1.几何学。2.几何形状。3.几何学著作。短语和例子analytical geometry解析几何。 descriptive geometry图形几何，画法几何。 Euclidean geometry欧氏几何。 non-Euclidean geometry非欧几何。 plane geometry平面几何。 solid geometry立体几何。 spherical ge spherical: adj.球的；球面的；球形的，圆的；天体的；天空的。 a spherical bush 【机械工程】球面衬。 a spherical conic section 【数学】球锥曲线。 a spherical sector 球心角体。adv.-ly
- Example Sentences:
| 1. | Different type methods to survey height by spherical geometry
各类高程测量方法的球面几何解释 | | 2. | Einstein s original cosmological model , introduced by him in 1917 , was a static , homogeneous model with spherical geometry
爱恩斯坦在1917年发表的宇宙模型是一个静态均匀及具有球状对称的宇宙。 | | 3. | The rayleigh - taylor ( rt ) instability in cylindrical and spherical geometries was analized in this thesis , based upon velocity potential theory
本论文利用速度势理论对柱和球几何中不可压缩流体的rayleigh - taylor ( rt )不稳定性进行了研究。 | | 4. | In this article , physical equations and relative three - dimensional finite - difference formulae in cylindrical and spherical geometries were derived and two - and three - dimensional code in cylindrical and spherical geometries for direct - drive by laser was made , based on the lared - s code in planar geometry . it consisted of the processes such as the inverse bremsstrahlung absorption , electic heat conduction and fluid dynamics
本论文在lared - s程序平面版本基础上，推导了三维柱和球几何中激光驱动的物理方程和相应的差分方程，编制了二维和三维柱和球几何中激光驱动流体不稳定性的lared - s程序版本，主要物理过程包括：激光逆轫致吸收、电子热传导和流体运动。 | | 5. | Many planets ( for example , ganymede , mercury , the earth , jupiter and saturn ) and stars ( for example , the sun ) possess intrinsic magnetic fields . the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists . this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars . it is the fluid motions , usually driven by thermal convection , that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars . in planets , the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation , magnetic fields and spherical geometry . the key dynamics involves the interaction between the coriolis and lorentz forces . in the sun , it is the solar tachocline , a thin shear flow layer located at the base of the convection envelope , that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle . some results of a new nonlinear three - dimensional solar dynamo model are also presented
许多行星(如木卫三,水星,地球,木星和土星)和恒星(如太阳)具有内部磁场.对这些磁场的存在和变化的解释对行星科学家和天体物理学家是一个巨大的挑战.本文试图总结行星和恒星的导电流体内部磁流体力学研究的新近发展和困难.一般由热对流驱动的流动通过磁流体力学过程产生并维持在行星和恒星中的磁场.在行星中磁流体力学过程强烈地受到转动,磁场和球几何位型的综合影响.其动力学的关键方面涉及科里奥利力和洛伦兹力间的相互作用.在太阳中其流线,即处于对流层的薄的剪切流层在太阳的磁流体力学过程中扮演了一个基本的角色,并由之产生了11年的太阳黑子周期.本文也给出了一个新的非线性三维太阳发电机模型 | | 6. | Thirdly , multimode - coupling phenomena in cylindrical geometry was analyzed by the simulation . the growth of every mode and its harmonic was qualitatively compared well with the solutions of mode - coupling equation . fourthly , the rt instability in cylindrical and spherical geometries was calculated during an implosion
第三，利用lared一s程序模拟柱几何中rt不稳定性的多模祸合问题，对各个模及其高次谐波的变化进行了分析，并且与模藕合方程的解定性地进行比较，结果符合得较好。 | | 7. | The strength of convergent shock was enhanced in cylindrical and spherical geometries than in planar geometry . the bubble became more wide and big and the spike became more narrow and long . it showed in spherical implosion that the spike close to the symmetrical axis grew faster than the ring one away from the symmetrical axis
第四，利用lared一s程序模拟柱和球几何内爆过程中rt不稳定性增长，表明收缩几何效应对内爆过程中不稳定性的增长有重要影响，柱和球几何中聚心冲击波的强度大于平面情况，气泡变得更加宽而大，而尖顶变得更加细而长。 | | 8. | Secondly , nonlinear threshold of two - dimensional rt instability was analyzed in planar and cylindrical and spherical geometries . density amplitude was defined relating to instable interface and formulae of nonlinear threshold values for rt instability in three geometries were given , then the lared - s code was used to simulate two - dimensional rt instability in three geometries and simulation results agreed well with the formulae
其次，讨论了二维平面、柱和球几何中rt不稳定性发生非线性偏离的阈值问题，给出了三种几何中密度扰动振幅的非线性闭值公式，并且用lared一s程序进行了检验，计算结果表明柱和球几何中的模藕合机制与平面几何不同，存在几何效应的影响。 | | 9. | In addition , it was the sign of the initial amplitude growth rate , not the manner of the interface motion that determined whether the amplitude could increase . at weakly nonlinear stage , mode - coupling equations were derived in cylindrical and spherical geometries . it showed that the nonlinear terms were inversely proportional to the position of the interface in cylindrical and spherical geometries
在弱非线性阶段，推导了柱和球几何中模耦合方程，结果表明：非线性作用项反比于界面的位置，界面的位置越小，非线性作用越强，反之越弱；同时柱几何中模耦合方程的解表明，在收缩几何中，扰动在界面两侧的发展是不对称的，在弱非线性阶段，不稳定性向内发展的部分受到惯性力的挤压，而向外发展的部分受到惯性力的拉伸。 | | 10. | At linear stage , the theoretical growth rate for the rt instability in cylindrical and spherical geometries was enhanced ( or reduced ) due to the decrease ( or increase ) in the perturbation wavelength during an implosion ( or explosion ) . even in the absence of an acceleration the perturbation could grow in the convergent geometries . the amplitude growth rate was proportional to the cube of the convergent ratio in spherical geometry and to the square of the convergent ratio in cylindrical geometry
在线性阶段，已有的研究表明：一方面，在内爆(或外爆)过程中扰动波长变短(或变长) ，使得不稳定性的增长率变大(或变小) ；另一方面，即使不存在界面加速度，界面运动仍然可能导致扰动幅度的增加，柱几何中扰动幅度的变化速率正比于界面收缩比的平方，球几何中扰动幅度的变化速率正比于界面收缩比的三次方，并且扰动幅度的变化方式(增加或减少)只与初始时刻扰动幅度的增长速率(正或负)有关，而与界面的运动方向(向内或向外)无关。 |
- Similar Words：
- "spherical galaxy" English translation, "spherical gas filter tube" English translation, "spherical gas holder" English translation, "spherical gas-holder" English translation, "spherical generator" English translation, "spherical grain" English translation, "spherical gravity potential" English translation, "spherical grinding" English translation, "spherical grips" English translation, "spherical ground glass joint" English translation
|
|
|
