条件方程

The closed-form natural mode satisfies the governing equation of the eigenvalue problem of thin plate exactly and is applicable for any types of boundary conditions.

该模态函数精确满足特征值控制微分方程，并适用于任何边界条件。

According to the evaporation equation, the evaporation degree of aerosol particles reaching ICP can be simulated, then we can get the value of useful mass transport rate, Wu, which is difficult to be gotten from experiment and can be used to assess the analytical performance and to optimize the operating parameters, such as solution and gas flow rate and the configurations of the nebulizer.

根据蒸发方程，可以模拟进入ICP的气溶胶粒子蒸发的程度，从而计算出实验上很难测定的有用质量传输速率Wu。本文通过Monte Carlo方法模拟了不同浓度的溶液、不同溶剂以及不同的载气流量、进样速度和雾化器的结构尺寸等变化对Wu的影响情况，并与实验结果进行比较，证明了模拟结果的可靠性，并依此选择最佳操作条件和雾化器的结构尺寸。

We cosider a class of semilinear elliptic systems with the Neumann boundary value condition by using variational methods, two existences theorem are proved for under critical exponents and critical exponents.

利用变分法讨论了一类带Neumann边界条件的半线性椭圆方程正解的存在性，并得到了在下临界指标时的两个存在性定理。

When the nonlinearity is an odd function, multiple positive solutions for the sec-ond order self-adjoint difference equation with the Neumann boundary conditionΔu(0)= 0,Δu = 0 are obtained by applying Clark's theorem.

另一方面，当非线性项非负且在0~+和+∞是渐近线性的情况下，应用山路引理研究了方程在混合边值条件u(0)= 0，Δu = 0下正解的存在性。

Using Mellin transform and adopting the mixed boundary condition for stress and displacement differences and affer solving a set of triple integral equations and a Neumann's problem, we obtained a fundamental solution for a single crack.

本文采用裂纹二侧应力差和位移差的混合边界条件提法，通过Mellin变换，在求解了一组三节积分方程和一个Neumann问题后，精确地求得了单裂纹基本解，利用此解给出了解决这类问题的一般方法。

In the last a few years, the differential solution of wave equation was hold up by the condition of computation. Kirchhoff integral method rose in the initial stages of the ninetieth decade of last century.

前几年波动方程微分解由于受计算条件的限制而难于在地震资料处理过程中发挥作用，上世纪90年代初发展起来的克希霍夫积分方法，因本身存在的缺陷也难于在深层地震资料处理中取得新的突破。

The difference equations and the perfectly matched layer absorbing boundary condition equations in the non-inertial frame are given.

将时域有限差分方法用于非惯性坐标系下光子晶体理论研究，给出了非惯性坐标系下的差分方程和理想匹配层边界条件。

The coupling between the pressure and the velocity of numerical model was solved successfully when the SIMPLE scheme and non-interlaced grid system were applied.

本文对各气动方程的离散、计算边界条件、气动控制参数、计算方法、数值解的稳定性和收敛性等诸问题进行了探讨，提出了相应的处理办法。

Finally, natural frequency is obtained by the existence condition of nontrivial solution of the numerically discrete algebraic equations derived from the integral equations.

最后由积分方程的离散化方程组有非平凡解的条件，求得固有频率。

Problems of normal transitional curve s and the effects of which on the performance of rigid rotator model vane pump is pointed out.

指出了常见过渡曲线存在的问题及其对叶片泵性能的影响，根据叶片泵最佳过渡曲线满足的条件，在系统分析的基础上得出刚性转子式叶片泵最佳过渡曲线方程。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。