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- formal asymptotic solutions 形式渐近解
- In the fourth chapter, the asymptotic solutions of the parametrically excited systems have been gotten. 第四章用规范形理论求出了参数激励系统的近似解。
- By applying formal asymptotic analysis and Laplace transformation, we obtain two-dimensional model system of linearly viscoelastic "flexural" shell from three-dimensional equations. 应用形式渐近分析和拉普拉斯变换，我们从三维线性粘弹性方程组得到二维线性粘弹性弯壳的数学模型。
- Under appropriate conditions the asymptotic solution and its existence conditions are obtained. 在适当的条件下，得出了这一类非线性系统解的存在性条件及其渐近解。
- For the peg-top system of two dimensions a asymptotic solution with small and finite amplitudes can be obtained simply and conveniently. 将此结果用于二自由度陀螺系统，较简捷地得到了该系统的具有小而有限振幅的渐近解。
- The relative permeating rate was introduced to describe the effects of the different physical processes.An asymptotic solution has been obtained by using the perturbation theory. 在模型中引入相对渗透速度来刻画药物释放过程中不同机理的影响,并用摄动方法对方程进行了求解。
- A class of functional boundary value problems for the discontinuous nonlinear ordinary differential equations are considered. The asymptotic solution for the problem is obtained using the theory of differential inequality. 研究了一类间断非线性常微分方程泛函边值问题。利用微分不等式理论得到了问题的渐近解。
- The singularly perturbed functional boundary value problems for the discontinuous nonlinear ordinary differential equations are considered. The asymptotic solution to the problem is obtained using the theory of differential inequality. 研究了间断非线性常微分方程奇摄动泛函边值问题。利用微分不等式理论得到了问题的渐近解。
- We consider a singularly perturbed boundary value problem for higher order semilinear elliptic equation.Using the comparison theorem, the uniform validity of the asymptotic solution is proved. 本文研究了一类高阶半线性椭圆型方程奇摄动边值问题。利用比较定理,证明了渐近解的致有效性。
- We were invited to a formal luncheon. 我们被邀参加一次正式的午宴。
- Comparison between the numerical solution and the asymptotic solution by Goldman et alis also presented, which indicates the proposed numerical results are reasonable much better thanthat asymptotic solution. 为了计算方便，这里还拟合出了圆球所受阻力和阻力矩的近似公式，与数值解相比，由近似公式算出的值非常精确，两条曲线几乎完全重合，两者偏差能够保证在2%25以内。
- He cast his last remark in more formal wording. 他用更正式的措词表达了最后一句话。
- Abstract: We consider a singularly perturbed boundary value problem for higher order semilinear elliptic equation.Using the comparison theorem,the uniform validity of the asymptotic solution is proved. 文摘:本文研究了一类高阶半线性椭圆型方程奇摄动边值问题.;利用比较定理，证明了渐近解的致有效性
- Don't you be so fucking formal with me. 别你他妈的对我这么一本正经了。
- Under the appropriate conditions, the asymptotic solution and its existence conditions are obtained, the results for a class of quasi-circular membrane oscillation problem is extended. 在适当的条件下，得出了这类问题的渐近解及其可解性条件，推广了一类近乎圆膜的振动问题所得的结果。
- The letter is written in formal style. 这封信是用正式文体写的。
- Modern life trends towards less formal customs. 现代生活倾向于较少拘泥于客套习俗。
- The job does not require any formal training. 做这种工作不需要任何正规训练。
- Formal Asymptotic Expansions of Two-dimensional Linearly Dynamic Elastic Membrane and Flexural Shell Equations 二维线性弹性动态膜壳和弯壳的形式渐进展开
