双曲表面，即通常所称的负曲率，因为它的表面曲线同时有的向上和有的向下，像一个马鞍，也许这样就可以代表宇宙的形状。
The hyperbolic surface, which has so-called negative curvature because its surface curves up and down at the same time, like a saddle, just might represent the shape of the universe.
谁想曲座在椅子上读书时，看见”红牛，给你一双翅膀。 “的广告。
Who wants to curl up in a chair with "Red Bull - it gives you wings"?
三维双曲设计背后的运算法则显示了光线的强度和方向，并把这些与几何原理相结合。
The algorithm behind the 3d double-curvature design registers the intensity and orientation of light rays and assigns them to geometric principles.
这首单曲将作为杰克逊电影《This is It》的片尾曲，并收录进杰克逊的双cd套装专辑。
The song plays during the closing sequence of Michael Jackson's film of the same name and will be included on a companion 2-disc CD set.
另一个原因双曲正切是一个很好的选择是很容易得到它的导数。
Another reason why hyperbolic tangent is a good choice is that it's easy to obtain its derivative.
返回指定角度的双曲正切值。
为双钢琴四手联弹而作的第13交响曲缩编谱。
本文讨论了一类含奇异系数双曲偏微分方程柯西问题解的可微性与低阶项之间的关系。
The relationship between the differentiability of solution of Cauchy problem of weak—hyperbolic differential equationand its lower term is studied in this paper.
即使初始条件十分光滑，双曲守恒律方程的解也可能出现间断。
The solutions of the Hyperbolic conservation laws might develop discontinuity even if the initial conditions are very smooth.
研究一类解耦非线性双曲守恒律系统的广义黎曼问题。
The generalized Riemann problem for a class of decoupled nonlinear hyperbolic system of conservation laws is studied.
文中讨论了一类非双曲内部动态有界解的存在性。
The bounded solutions of non hyperbolic internal dynamics are discussed.
结构的反双曲正切值。
返回数值的双曲正弦值。！任意实数！
Returns the hyperbolic sine of a number! Is any real number!
计算数值的双曲余弦值。！任意实数。！
Returns the hyperbolic cosine of a number! Is any real number !
你要做到的是双膝微曲的紧张踢腿。
You want to keep your kick tight and small with slight knee bend.
本文针对一维和二维双曲型方程的初边值问题，设计了几类高效率串行格式和并行算法。
In this paper, I design a series of high-efficiency serial schemes and parallel algorithms for one-dimension and two-dimension hyperbolic equation.
从近轴波动方程出发推导了窄带和宽带双曲正割脉冲光束的解析传输公式。
Starting from paraxial wave equation, analytical propagation expressions of hyperbolic secant pulsed beams with narrowband and broadband are derived.
本文所用的方法与所得到的结果也可推广到一类双曲型系统的快速最优控制问题中去。
The method and results of this paper can be extended to the problems for a class of hyperbolic type systems as well.
目的研究一类具有连续偏差变元的双曲偏泛函微分方程边值问题解的振动性。
Aim To study a class of boundary value problem of hyperbolic partial functional differential equations with continuous deviating arguments.
本文所用的方法与所得到的结果，也可推广到一类双曲型系统的闭环时间最优控制问题中去。
Furthermore, the methods and results in this paper can be extended to the problem for a class of hyperbolic type systems.
窄带和宽带双曲正割脉冲光束的解析传输式。
Analytical Propagation Expressions of Hyperbolic Secant Pulsed Beams with Narrowband and Broadband.
啁啾系数的大小和符号对双曲正割脉冲光束空间强度的分布有不同的影响。
The sign of the chirp also affects the spatial intensity distribution of the ultrashort hyperbolic secant pulsed beams.
本文对考虑容积吸收及对流换热的影响后双曲型热传导方程的计算结果进行了分析。
This paper analyzes the calculation results of the hyperbolic heat conduction formula with considering volume absorption and convection heat transfer.
之后，设计了双曲正切函数的鲁棒补偿项，从而得到一种没有抖振的平滑控制输入。
Then, a robust compensation term is developed in form of hyperbolic tangent function to obtain a smooth control input without chattering phenomena.
这个方法使用了水土势双曲正弦变换的隐式差分格式。
The method is an implicit iterative scheme with a hyperbolic sine transform for the matric potential.
定义了双曲空间上的度量平均的概念，得到了关于度量平均的几个不等式。
The definition of metric averaging in hyperbolic space is given a few inequalities of metric averaging are obtained.
本文是从演奏的角度来系统研究这首双钢琴奏鸣曲的。
This thesis studies this sonata for two pianofortes in the way of performance.
本文是从演奏的角度来系统研究这首双钢琴奏鸣曲的。
This thesis studies this sonata for two pianofortes in the way of performance.
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