Tells about the importance of matrix rectangular in the safety and stable broadcasting of the front system of CATV from the model choices of matrix rectangular and the arrangement of proper position.
根据有关实例，从矩阵切换台的选型，切换台位置的合理安排，阐述矩阵切换台在有线前端系统中的应用以及在安全、稳定播出中的重要地位。
A matrix is just a rectangular way of Numbers.
一个矩阵是一个矩形的数字。
A rectangular arrangement of quantities in rows and columns, as in a matrix.
数组量数横为行，纵为列的矩形排列，如矩阵中。
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