essentially self-adjoint operator

例句：

1. 1. Theessential self-adjoint operator isthe only one that can handle the task.
   这个本质上自伴随算子是唯一能完成这项任务的。
2. 2. In mathematics,the essential self-adjoint operatoris a key concept in solving differential equations.
   在数学中，本质上自伴随算子是解决微分方程的关键概念。
3. 3. Theessential self-adjoint operator wasused to solve the complex system of equations.
   使用本质上自伴随算子解决了这个复杂的方程系统。