1、The non-opposite angle element of two-level atom's reducible density rectangular array is obtained.
得到簡并雙光子過程中原子約化密度算符非對角元。

2、a rectangular array of elements set out by rows and columns
以行列排列的原理矩陣。

3、a rectangular array of elements set out by rows and columns.
以行列排列的原理矩陣。

rectangular array翻譯