But the periodic orbit of the system must be found, before OGY method can work.

利用OGY方法必须预先知道系统要被稳定的周期轨道，并且这种方法控制的实时性较差。

youdao

Ensure effective internal control system in finance area, periodic check and seek continuous improvements.

确保财务部门有效的内部控制系统，定期的审核，持续改善。

youdao

Ensure effective internal control system in finance area, periodic check and seek continuous improvements.

确保财务部门有效的内部控制系统，定期的审核，持续改善。

youdao