在推导中使用平移变换矩阵T和旋转变换矩阵R以及用TR矩阵的形式描述了多层隔振系统的动能表达式、势能表达式及耗散能表达式。
The translational transfer matrix T, the rotational transfer matrix R and TR matrix are used to describe multi-stages isolation system's kinetic energy, potential energy and damping dissipated energy.
图形的交互式编辑部分主要研究了图元的拾取算法和使用变换矩阵实现对图元的旋转、比例缩放和平移等二维变换。
As for the interactive graphic editing, the article mainly focuses on graphic element collect algorithm and two-dimension transformation such as rotation, scale and translation using convert matrix.
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