查询词典 condition equation

Using 〓-theory in partial differential equation,I find out a sufficient condition on A,B,under which ican be extended to andreplaced by a self-adjoint operator.

利用偏微分方程中的〓理论，我对算子A和B找到了一个充分条件，在该条件下，i可以扩张成一个自共轭算子。

On condition that there exist weak excitations in the two-component BEC, the SO (3, 2) Lie algebraic description still work. The eigenstates and energy-gap equation have been obtained.

对存在弱激发的双分量BEC，SO（3，2）代数方法仍然近似有效，我们由此求得了系统的本征态和弱激发能隙方程。

We proved, under a geometric condition given by Capietto, Mawhin and Zanolin, the infinity and some dense distribution of even or odd symmetric subharmonics for the equation with oscillatory nonlinearity.

本文讨论了具有偶或奇对称性的Duffing方程，在由Capietto，Mawhin和Zanolin给出的几何条件下，我们证明了具有振动非线性的对称Duffing方程有无穷多个对称的次调和解，并且其次调和解具有某种稠密的分布。

These algorithms can resolve efficiently the two difficult problems in aero\|engine fault diagnosis, e.i., reduce the number of fault factors in the fault equation, and improve its abnomal condition.

这两种算法可以有效地解决发动机故障诊断中的两个技术难点，即减少故障方程中故障因子的个数以及克服故障方程的多重共线性的不良影响。

These algorithms can resolve efficiently the two difficult problems in aero engine fault diagnosis, e.i., reduce the number of fault factors in the fault equation, and improve its abnomal condition.

在主成分估计算法中提出了最优主成分个数的概念，解决了主成分个数选择的难题。

In the description, the fluid lump and the precursor film are calculated as a whole using order parameter coupled Navier-Stokes equations, CHW (Cahn, Hilliard and van der Waales) equation and GNBC (Generalized Navier boundary condition).

流体团和先驱膜作为一个整体用与组分序参数耦合的Navier-Stokes方程， CHW(Cahn， Hilliard， van der Waales)方程和GNBC(广义Navier边界条件)进行数值模拟和分析。

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。