采用非线性系统无源化方法设计该混沌系统的反馈镇定器，利用L2性能准则进行干扰抑制。
And then, passivity is adopted to design feedback stabilization controller and L2-gain is adopted to restrain the disturbances.
扩音器可以让操纵者告诉游泳者哪些区域有危险，让落水者保持镇定以及告诉他们如何更好的使用EMILY。
The loudspeaker will enable the operator to warn swimmers of danger zones, calm them down and instruct them how best to use EMILY.
利用广义逆矩阵并构造辅助系统 ，将降价观测器的存在条件转化为判断辅助系统的可镇定性 。
The existence condition is then transformed to the stabilizability of the assistant system through a generalized inverse matrix and the assistant system.
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