This paper spreads the notion of inversion of matrix and defines the inversion of rectangular matrix, accompanied by the discussion of its properties.
推广了矩阵的逆的概念，给出了长方矩阵的逆的定义，讨论了长方矩阵的逆的几个性质，给出了求长方矩阵的一个逆的方法。
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。
A stiffness matrix of simple rectangular plate bending element with 12 parameters expressed in explicit form is derived.
推导了以显式表示的12个自由度的简单矩形板弯曲元素刚度矩阵。
Taking rectangular target-region as an example, a solution for opportunity-awaiting control is provided based on the theory of satisfactory control and linear matrix inequalities (LMI) approach.
以矩形目的域为例，按满意控制的思想，利用线性矩阵不等式（LMI）技术，给出了待机控制策略求解的方法与实例。
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。
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。
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