本文讨论非线性弹性动力学方程组的外问题。

In this paper, we deal with the exterior problem for the nonlinear elastodynamic system.

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本文给出了非线性弹性动力学两时端边值问题的某些一般定理及变分原理。

In this paper, some general theorems and variational principles of the boundary value problem for two time instants in nonlinear elastodynamics are developed.

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以非线性动力学理论为基础，用解析方法分析包括有质弹簧在内的弹性摆小振幅、小摆角的基本运动规律。

The basic character of a mass spring oscillate in small amplitude and small Angle is studded with an analytic method founded on nonlinear dynamics.

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