The causes and essence of the torsional oscillation of large turbogenerator which consider as a kind of complex open system was investigated by using nonlinear science theory.
将大型汽轮发电机系统作为一类复杂开放系统，基于非线性科学分析了该系统的动力学特性，论述了该系统轴系扭振的原因及其本质。
The nonlinear theory is a new developing frontier science which describes the complex systematic structure shape which has a random structure.
非线性理论是描述具有无规结构的复杂系统结构形态的一门新兴边缘科学。
Then, the writer analyzed the basis of current Architectural Plan and evaluated current theory from the stand point of Nonlinear Science.
然后分析目前的建筑策划涵义科学基础并从建筑活动的非线性角度作以评价；
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