General motion low of back-pressure ports position is developed by solving thermodynamic model of compressor and carrying out dynamical computation.

通过求解压缩机热力学模型和进行动力计算，分析了背压孔的一般运动规律。

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Structure calculation: include the static, dynamical and flection stabilization computation of bridge 's superstructure and the substructure.

结构计算：含桥梁上下部结构的静力、动力及屈曲稳定计算。

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Generally speaking, a computer is a dynamical system whose state variables encode information about the external world. In short, computation equals coding plus dynamics.

一般而言，一台电脑是一个动态系统，系统的状态参数编码了外部世界的讯息，简而言之，计算等于编码加上动态。

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