It presents an analytic solution for the theme by pontryagin maximum principle.
应用极大值原理导出了它的解析解。
In this paper an analytic solution of free flight trajectory of ballistic vehicle is presented.
本文提出了弹道式飞行器自由飞行轨道的解析解法。
Taking account of the influence of coolant, an analytic solution is given for grinding temperature.
在解析磨削温度时，考虑了冷却液的影响。
So we use an analytic solution algorithm to solve the three-temperature energy equation, which makes the calculation much simpler.
所以我们采用了一种求解析解的算法对三维三温能量方程求解，使得计算量大大减少。
Present the computer program for finding an analytic solution of well-posed barotropic primitive equations' general initial value problem.
适定的正压原始方程组广义初值问题解析解的计算程序。
Present the computer program for finding an analytic solution of well-posed atmospheric circulation equations' general initial value problem.
适定的大气环流方程组广义初值问题解析解的计算程序。
This paper gives an analytic solution of non-circle opening based on linear viscoelastic theories and theory of function of a complex variable.
本文根据粘弹性体的理论与复变函数理论给出了非圆形巷道(洞室等)的粘弹性解析解。
Aim to construct an analytic solution for the asymptotic field near a tensile crack tip of power-law hardening material under Plane stress condition.
目的构造幂硬化材料中受拉伸裂纹顶端渐近场的分析解。
Therefore, this paper introduces a linearized function in light of the flow conditions of natural gas and obtains an analytic solution through solving nonlinear equations.
对此，本文根据天然气流动情况，引入一线性化函数，通过求解非线性方程得到了解析解。
These formulae can be used as an analytic solution for quickly estimating the geometric aberrations of a known deflection system and checking the related computer program.
这些公式不但可用来快速估算偏转象差，还可用来作为校验数字计算程序的理论模型。
The one-dimensional problem of the motion of the rigid plate under explosive attack has an analytic solution only when the polytropic index of detonation product equals to three.
刚性飞片在炸药爆炸作用下的一维抛掷问题，仅当爆炸气体多方指数等于三时可以求得解析解；
According to the Maxwell equations, an analytic solution related with coaxial diode current, applied voltage and geometry parameters is obtained by introducing certain approximation.
从描述电子束运动的基本方程出发，引入一定条件下的近似，获得了一种实用的同轴二极管电流、电压与几何参数关系的近似解析解。
Within this frame, we derived a second-order Bragg scattering expression, and developed an analytic solution of hydrodynamic modulation function according to weak hydrodynamic interaction theory.
在本模型框架下，我们推导了二阶布拉格散射的表达式，并根据弱流体动力作用理论推导出流体动力调制函数解析表达式。
Under some simplify conditions, an analytic solution and a relationship among main parameters have been obtained for the influence of fluid on the dynamic plastic response of the cylindrical shell.
在某些简化假定的前提下，导出了流体对园柱壳塑性动力反应影响的解析解和主要参数之间的关系。
A class of special nonlinear programming is discussed. The analytic expression of the optimal solution is given. And an example is finally presented.
讨论了一类特殊的非线性规划问题，给出了其最优解的解析表达式，最后给出了一个例子。
In addition, an equation for calculation of maximum liquefaction depth is brought up according to analytic solution of saturated seabed under waves.
另外，论文还根据波浪作用下饱和海床响应的解析解提出了液化最大深度的计算公式。
A solution of elastic wave equation: is studied in this paper. An analytic expression of solutions of the initial boundary value-problems is given.
本文对弹性波动方程的解进行了探讨，给出了初边值内题解的解析表达式。
By constructing a convergent power series solution of an auxiliary equation, analytic solutions for the original equation are obtained.
讨论了一阶迭代微分方程解析解的存在性，通过构造一个辅助方程的幂级数解给出该方程的解析解。
The nonlinear equation of heat conduction is transformed into a Laplace's equation by applying the Kirchhoff transformation, and an analytic approximate solution of the equation is derived.
当介质的导热系数是温度的函数时，热传导方程是非线性偏微分方程，作者采用基尔霍夫变换把它变成拉普拉斯方程，于是可以找到原问题的近似解析解。
The hydrogeological conditions are complicated there. An approximate analytic solution has been derived to estimate the future groundwater head on the first kind boundaries.
当地水文地质条件复杂，提出了在一类边界条件下预计未来水头的近似解析解。
The general analytic solution for the potential flow in an elliptical area with a coaxial elliptical hole was found by combining similar flow substitution and flow area division.
采用分区域解法，给出了中心有椭圆孔的椭圆形区域内位势流动问题的解析通解。
Based on the idea of finite analytic method, an interpolation function is used in place of the analytic solution, and a mathematical model is established.
本文基于有限解析法的基本思想，用单元内插值函数近似地代替单元内的近似解析解。
With requirements of designing an adiabatic capillary tube in engineering, an approximate analytic solution to the tube length derived from the approximate integral model is developed.
为适应毛细管的工程设计要求，在绝热毛细管积分近似模型的基础上，提出壅塞流动下绝热毛细管长度的近似解析解。
Taking WEC of the river between Wushi Dam and Sanzhou Dam in the upstream as an example, two methods, the capacity definition method and analytic solution were compared.
以榕江上游乌石坝-三洲拦河坝段水环境容量为例，对容量定义法及解析解两种方法进行了对比研究。
As an example, an approximate analytic solution of nonlinear vibration for a plate strip in lateral magnetic field is obtained by the multi-scale method.
作为具体问题，采用多尺度法求出了横向磁场中条形板非线性振动的近似解析解。
On the assumption that the media is an ideal fluid, the analytic solution for differential equations of disturbing flow is obtained.
在理想气体假设下给出了扰动流运动微分方程组的解析解；
On the assumption that the media is an ideal fluid, the analytic solution for differential equations of disturbing flow is obtained.
在理想气体假设下给出了扰动流运动微分方程组的解析解；
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