查询词典 hyperbolic cotangent

Using the results, some oscillatory criteria for solutions of the hyperbolic equation with distributed deviating arguments can be established.

运用本文结果可建立一类具有连续分布偏差变元的双曲方程解的振动准则。

The paper studied the impact of velocity analysis and NMO correction based on hyperbolic equation on stack velocity and to time and presented improvement method.

本文主要研究了基于双曲方程的速度分析和动校正方法对叠加速度和 t0 时间的影响，并提出了改进的办法。

In this chapter, we introduce the theory of the radial basis function and the hyperbolic partial differential equation. In addition to this, we summarize in detail the knowledge of the konwn four kinds of multiquadric quasi-interpolation.

介绍了一些有关径向基函数和双曲型偏微分方程的理论，对已有的四种Multiquadric拟插值做出了详细的概括。

The results showed that the flow behavior of 2124 aluminum alloy was described by the hyperbolic sine constitutive equation, and an activation energy of 170.13 kJ/mol was calculated.

结果表明：2124铝合金热变形过程中的流变应力可用双曲正弦本构关系来描述，平均激活能为170.13 kJ/mol。

The result indicates that the damping term drastically changes the asymptotic behavior of the hyperbolic equation.

分析结果表明，阻尼项强烈地改变双曲型方程解的渐近行为，强阻尼双曲型方程组的能量E随时间按指数衰减，即E≤Cexp。

For this method, although the variable time steps can be employed and the initial conditions can be determined in a more natural way, it investigated a special kind of hyperbolic equation with separable coefficients.

该方法虽然不受等时间步长的限制，对初始条件的选取也更具灵活性，但是它是针对一类变量分离系数型的特殊双曲型方程进行讨论的，对一般形式的双曲型方程则没有提及。

This paper analysed every solving method of Arps Hyperbolic decline equation,pointed out their respective shortcomings, and them presented a new method which solves equation.

对J.J.Arps双曲递减方程各种求解方法进行了分析、研究，指出了各自的不足，同时提出了方程求解的一种新方法。

Parameter τ＇(ratio of lag time of diffusion process to relaxation time of polymer) can define the form of the differential equation: hyperbolic or parabolic.

参数τ＇（扩散的瞬态过程引起的滞后时间与松弛时间之比）的存在与否决定了方程是双曲型还是抛物型。

The finite element and Newmark methods are employed to calculate the temperature field with thermal shock, and the wave effect of heat transfer implied by the hyperbolic equation is evaluated in detail.

采用有限元离散和Newmark方法计算热冲击温度场，并总结了采用二次波动方程产生的波动效应。

First, it is theoretically proved that the correction velocity based on the hyperbolic equation increased along with the increased offset in horizontal layered medium and then the case of horizontal layered medium is analyzed.

首先从理论上证明水平层状介质中基于双曲方法的动校正速度随着炮检距的增大而增大；然后以水平层状介质为例进行了分析。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。