简化方程

In order to simplify the process of solving dynamic programming equation, the lemmas and corollaries concerning properties of the optimal value function in up-peak of elevator are presented and proved; the structure of optimal dispatching policy in up-peak is constructed, and conclusion that the optimal dispatching policy in up-peak is a threshold policy is obtained.

为了简化求解动态规划方程，提出并证明了电梯上高峰优化值函数特性的相关引理和推论，构造了电梯上高峰最优调度策略的结构，得出了上高峰优化调度策略是基于阈值的策略的结论。

To analyze the feature of dam-break flow in natural channel bends,channel-fitted orthogonal curvilinear coordinate system is established and two-dimensional shallow water equations are derived in this system through coordinate transformation,simplification and depth integration.

为分析溃坝波在天然弯曲河道中传播的特点，建立了跟踪河道走向的正交曲线坐标系，并通过坐标变换、简化和水深积分推导出了曲线坐标系下的二维浅水方程。

A integrated equation set for solving plane parallel motion of rigid body was derived, and the conditions of system of forces simplified on the center of mass plane was discussed.

给出了解决刚体平面平行运动问题的一组完整方程，讨论了力系简化在质心平面内的条件。

He has some evidence that adding parsimony at the end of evolutionary procedure -- that is, first let the system find a solution that kind of works and then start paring it down -- is a better way to evolve succinct equations.

他有些证据可证明，在进化过程的结尾加入简约性——即，先让系统找到一个可行的解决方案，然后再开始把这一方案简化——更有利于演化出简洁方程。

Then the stability solution of the variable cross-section compression bar, that is discribed by a partial differential equation with variable coefficient is transformed into solving a set of algebraic equations established in the subspace.

首先以均匀梁的低阶纵向振动模態函数构成求解子空间，然后在此子空间中把变截面压桿稳定由变系数偏微分方程描述的求解问题转化为非线性代数方程组的求解，从而简化了计算过程。

By contrast with the simplified hydrodynamicmodel for semiconductors, there is a lack of coupled Poisson equation for electric poten-tial.

与半导体中的简化流体动力学模型相比，方程组少了关于静电势耦合的Poisson方程。

Judging on the radioactive rays whether they penetrated through the truncated right angle cone shield configuration. A hypothetical circumscribed rectangular parallelepiped of the they penetrated through the truncated right angle cone shield configuration. A hypothetical circumscribed rectangular parallelepiped of the truncated right angle cone shield configuration is also presented. The methods simplified the camber equation and reduced the calculation time significantly.

在判断放射线是否穿透此圆锥台体时，又提出了圆锥台形屏蔽体的假想外接长方体的建模方法，将曲面方程联立解的复杂计算简化为一次代数方程的简单计算，大幅度地缩短了计算时间。

With the use of Fourier transforms, the problem is reduced to an equation which is solved by the Wiener-Hopf technique.

利用Fourier变换，问题简化成一个方程，利用Wiener-Hopf技术进行了求解。

Therefore, the reliability and stability of the multi-port reflectometer is improved greatly.

该方法通过标量检测方程，利用取样网络的本征参数进行变换求得复反射系数或网络散射参数，而求解过程与多端口反射计的比例系数无关，从而简化了硬件，提高了多端口反射计的可靠性与稳定性。

Thus, we have derived simple approximate expressions for the repulsive energy and force between two identical plates with constant high surface potential.

由于PB方程简化的原因，当颗粒之间的距离较远时，表达式发散，所以，它的使用范围在kh π，精确的位置在kh≤ 4。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。