用数学术语讲，每个设计问题有不同的初始条件，这些条件强烈影响求解方法。
In mathematical terms, every design problem has distinct initial conditions that strongly influence the solution.
研究具有已知动态特性但未知初始条件的持续外界扰动作用下线性系统的前馈-反馈最优控制问题。
We consider an optimal control problem linear systems affected by external persistent disturbances with known dynamic characteristics but unknown initial conditions.
通过对该问题的研究，认为无论采用何种方式关井，其求解过程相似，只是初始条件有变化。
According to this problem, the solutions for different shut-in procedures are similar except for the initial conditions.
分别给出具有第三类齐次边条件的混合问题基本解以及具有零初始条件的混合问题基本解。
The fundamental solution of the mixed problem with the third kind homogeneous boundary condition and that with the zero initial condition are given respectively.
本文使用矩方法处理了具有随机初始条件的一维波动方程的第一边值问题。
In this paper, moment method is used to deal with the first boundary value problem of one dimensional wave equation with stochastic initial and boundary conditions.
探讨转轨国家经济绩效问题时，会涉及到“初始条件”理论。
When discussing the problem of transition country's economic performance, we usually refer to the theory of initial conditions.
为受影响的与已知动态特性但未知初始条件的外部持续扰动的线性离散系统的最优控制问题进行了研究。
Optimal control problem is studied for linear discrete systems affected by external persistent disturbances with known dynamic characteristics but unknown initial conditions.
导出了桩基任意布置的复合体系的刚度矩阵，并按初始条件下的多自由度体系的自振问题进行动力分析。
Introducing six degrees of freedom the stiffness matrix of the complex system with arbitrary arrangement of piling is derived.
导出了桩基任意布置的复合体系的刚度矩阵，并按初始条件下的多自由度体系的自振问题进行动力分析。
Introducing six degrees of freedom the stiffness matrix of the complex system with arbitrary arrangement of piling is derived.
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