The uncertainty is input by the developers as the difference between the best and worst cases, or el and EM.
不确定性是由开发人员输入的，作为最佳和最坏情况间的差异，或EL和EM。
2
The stochastic-numerical model is carried on, the stochastic analysis is taken into account in the input and the uncertainty analysis and sensitivity analysis of the output are conducted.
This paper deals with the problem of attitude regulation control of rigid satellite subject to control input saturation, external disturbance and parametric uncertainty.