将“operator"翻译成中文

By using the delta operator, the calculation stiffness of the discrete system can be circumvented when the sampling frequency is extremely high.

利用 delta 算子可以有效避免采样频率过高引起的病态问题.

The review concluded that exposure of operators under indoor conditions was not sufficiently addressed with the available information.

审查得出的结论是,在现有信息的基础上,无法充分应对操作者在室内接触硫丹的情况。

Most error codes could be attributed to the operator, but the exact causes proved difficult to identify.

大多数错误代码归因于操作员,但是很难确认出确切的原因。