本文提出了工程场地破裂效应研究的区域稳定动力学方法，并对非稳定动力学环境下的破裂效应进行了初步探讨。

This paper puts forward the approaches for research of fracture effects from regional stability dynamics, and discusses the effects under the environment of the instability dynamics.

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目的人体动力学稳定区域是人体运动平衡的重要评价指标之一，它对疾病的诊断、康复具有重要意义。

Objective Dynamic stability region is one of the most important criteria for balance of human locomotion, which is significant for illness diagnosis and rehabilitation.

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工程场地破裂灾害是区域非稳定动力学环境下的灾害效应之一，但目前对其尚无针对性系统研究。

Fracture of engineering site is one of the main disaster under the environment of the regional instability dynamics. At present, it still lacks systematical research.

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