对于混杂系统的连续动态子系统为线性时不变情况下，研究了混杂系统二次镇定条件。

When the subsystems of hybrid systems are linear time_invariant, quadratic stabilization condition of LTI hybrid systems is studied.

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设计并实现了基于代理的单点登录子系统，使用二次票据方法保证了单点登录系统的安全性。

Then it designs and realizes the agent-based single sign-on system, and by the second ticket method, ensures the safety of the SSO system.

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分析了磁悬浮转子系统虚拟样机开发的支撑技术，包括系统参数化建模技术、多领域系统模型集成技术、ADAMS二次开发技术以及底层支撑技术等。

Then, diversified techniques of the system are researched, which are parametric modeling, multi-disciplinary field modeling, secondary development techniques of ADAMS, and so on.

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