But in swarm systems, positive feedback can lead to increasing order.
而在群系统中，正反馈却能导致秩序的递增。
Canonical has been working on a few fonts for their operating systems for the past few months, and they have received lots of positive feedback.
Canonical在过去数月一直致力于系统的字体支持，他们收到了很多积极的反馈。
Taking the grazing ecological systems as an example, the positive and negative feedback of the density dependence population regulations was analysed.
以放牧生态系统为例，本文分析了系统组分种密度相关的种群调节中的正、负反馈和机制。
Based on stochastic Lyapunov functional approach, both state and output-feedback mode-dependent controllers are proposed to guarantee the strict positive realness of the resulting closed-loop systems.
基于随机李亚普诺夫函数的方法，并结合线性矩阵不等式，分别提出依赖于模态的状态反馈和输出反馈控制，以保证相应闭环系统的严格正实性。
Based on stochastic Lyapunov functional approach, both state and output-feedback mode-dependent controllers are proposed to guarantee the strict positive realness of the resulting closed-loop systems.
基于随机李亚普诺夫函数的方法，并结合线性矩阵不等式，分别提出依赖于模态的状态反馈和输出反馈控制，以保证相应闭环系统的严格正实性。
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