scalar fields造句
例句与造句
- automatic generation of contour in 2d scalar fields and its programming
二维标量场等值线自动生成方法与程序实现 - to solve the equation instead of iterative algorithm with an indispensable initial value, the theory of extracting isocurve in two-dimension scalar field is used
利用该算法可以求出任意浮态下的船体与水线面的交线。 - the simplest physical model for an appropriate dark energy component is a single slowly-rolling scalar field, sometimes referred to as quintessence
解释黑暗能量最简单的物理模型，是一个单一而缓慢滚动的纯量场，有时称为真空场。 - cosmologists already ascribe cosmic inflation, and perhaps the dark energy ( distinct from dark matter ) that is now causing cosmic acceleration, to scalar fields
关于宇宙暴胀，以及引发宇宙加速膨胀的暗能量（有别于暗物质），宇宙学者已经将之归因于纯量场。 - the distribution of physical quantity of 3-d scalar field of casting surface can be observed visually using the technique to display the 3-d scalar field
采用该技术来显示铸件各部位在凝固过程中各时刻的三维标量场，可以直观地观察铸件表面三维标量场物理量的分布情况。 - It's difficult to find scalar fields in a sentence. 用scalar fields造句挺难的
- the distribution of physical quantity of 3-d scalar field of casting surface can be observed visually using the technique to display the 3-d scalar field
采用该技术来显示铸件各部位在凝固过程中各时刻的三维标量场，可以直观地观察铸件表面三维标量场物理量的分布情况。 - if a scalar field changes slowly, it resembles a constant, both in its fixed magnitude and in its lack of directionality; relativity theory predicts it will produce a gravitational repulsion
如果纯量场变化缓慢，它就会有固定的大小，而且没有方向性，就像一个常数一样；相对论预测，这种情况会产生重力排斥效应。 - there are other models of dark energy besides those based on scalar fields . one scenario is " solid " dark matter, typically based on networks of tangled cosmic strings or domain walls
当然亦有些黑暗能量理论模型并未引入纯量场的观念，其中一个假设是实黑暗物质的存在，这些物质可以是纠结的宇宙弦网络或区域墙。 - abstract : a display technique of surface rendering was developed in order to display the numerical simulation results of 3-d scalar field physical quantity of the whole casting during solidification process visually and precisely
文摘:为了更直观和准确地显示整个铸件各部位在凝固过程中各时刻的三维标量场物理量的数值模拟结果，设计了一种称之为表面绘制的显示技术。 - with the aid of computer algebra system maple, the nonlinear algebra equations corresponding to the nonlinear coupled scalar field equations can be successfully solved this way, and eventually many exact solutions to it can be obtained
用这种办法在计算机代数系统maple上成功地求解了非线性耦合标量场方程组所对应的非线性代数方程组，最终获得了耦合标量场方程组的众多精确解。 - by studying the late-time evolution of massive scalar fields in the charged black hole-global monopole background, we find that the asymptotic decay of these fields is dominated by an oscillatory inverse power-law tail, and the decay is faster in the case
我们通过对在单极子荷电黑洞背景中有质量标量场后期演化的研究，发现振荡反幂函数的衰减方式支配了有质量标量场的后期衰减。 - although derrick's theorem forbids solitons in more than 1 + 1 dimensions, gopakumar, minwalla and strominger found that soliton solution in ( 2 + 1 ) noncommutative scalar field theory can be exactly given in terms of projection operators
尽管derrick定理说明在超过1十1维普通空间标量场论中孤子解是不可能存在的，gop砍umar、headrick和spr耐lin发现在(2+1)维平直空间非对易标量场论的孤子解是存在的。 - then, based on above review, we propose an analytical tachyon inflation model driven by scalar field with bom-infeld-type lagrangian . we find it's an analytical model if we choose an exponential potential . we compute it's power spectrum and find that it can explain the evolution of universe
如果将势选择为指数势，模型变成精确可解的，本文找到了一个精确解析的宇宙暴涨解并利用该解计算了cmb谱，发现这个解可以用来解释宇宙的演化。 - the effect of a topological photon mass on the static properties of electomagnetic fields is also considered for both twisted and untwisted scalar fields . our result shows that in the untwisted case the magnetic field is screened along the radial direction for massive photon modes while in the twisted case no screening occurs and the magnetic field merely oscillates
最后，我们考虑了拓扑质量对电磁场的静态磁效应的影响，研究表明非扭曲标量场中实的拓扑质量使磁场屏蔽，而扭曲标量场中虚的拓扑质量只是使磁场震荡。 - the present paper intends to construct a systematic approach to search a type of particular exact solutions to nonlinear wave equations by utilizing the theory of mathematics mechanization proposed by famous mathematician wu wentsun . by the approach, two classes of important nonlinear coupled scalar field equations arising in the field of nonlinear physics are studied systematically and a batch of exact solutions containing steady and diverging solitary wave solutions and periodic ones are obtained, which are helpful in clarifying the movement of matter under the nonlinear interactiveties and play an important role in sicentifically explaining of the corresponding physical phenomenon
本文将我国著名数学家吴文俊的数学机械化思想应用于非线性物理领域，给出了构造非线性波方程组一类特殊精确解的一种统一算法，利用这种算法系统地研究了出现于非线性物理领域中的两类重要的非线性耦合标量场方程组，获得了这些方程组一批精确解(包括稳定和发散形式的孤立波解以及周期解)。
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