基本矩阵

fundamental matrix的用法和样例：

例句

An enticing game is to choose the basis so as to make the matrix as simple as possible.一个吸引人的游戏是去选择适当的基本矩阵并使它尽可能简单。
It is shown that the augmented matrix of misaligned complex optical systems can be represented by an ordered product of basic matrices.研究表明，失调光学系统的增广矩阵可用三个基本矩阵的有序乘积表示。

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associatedgraded ring

atomic beam spectrometer