improper orthogonal matrix

例句：

1. 1. Theengineer used an improper orthogonal matrix to solve the problem.
   工程师使用了一个不正交矩阵来解决这个问题。
2. 2.The software developer implemented an improper orthogonal matrix to speed up the processing time.
   软件开发者实现了一个不正交矩阵来加快处理时间。
3. 3. The mathematician used an improper orthogonal matrix to simplify the equations.
   数学家使用了不正交矩阵来简化方程。