A new method based on the whole transfer matrix method (WTMM) was proposed.

提出了一种基于整体传递矩阵法的改进传递矩阵法。

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An improved transfer matrix method-Whole transfer matrix method was applied to calculation of the critical speeds and vibration modes of a dual-rotor system with engine casing.

提出了一种新的计算转子机匣系统动力特性的方法—整体传递矩阵法，并在此计算方法的基础上进行了系统应变能的计算和分析。

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In the third part, the concept of coupling element is derived from the vibration analysis of a four-degree spring-oscillator system, and a whole transfer matrix method is developed on the basis of it.

第三章从一个四自由度弹簧振子的振动分析问题提出耦合单元的概念，建立了多转子系统振动分析的整体传递矩阵法；

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