The cross beam experimental system is an experimental platform developed for the research of control theory. Its a higherorder nonlinear system.
十字梁实验系统是为控制理论研究而开发的一个高阶非线性实验平台。
2
This paper is very importance to more studying theory of the inner core Earth's nutation, in view of influence of higherorder moment of precession-nutation to the Earth rotation.
本文的理论对进一步研究在高阶岁差章动力矩作用下的内核地球章动是非常有意义的。
3
As a complex, time-varying, nonlinear, strong coupling, natural unstable and higherorder system, its stability control is a typical problem of the theory and application of control.