首先针对直升机的典型状态点，采用二自由度（two-degree-freedom, tdf）h∞方法设计局部鲁棒控制器，形成执行子控制组；并引入基于“驻留时间”的慢切换逻辑完成不同子控制器之间...
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two-degree freedom system 两自由度系统
two-degree-freedom control 二自由度控制
two-degree-freedom gyroscope 二自由度陀螺仪
two-degree-of-freedom 二自由度 ; 自由度 ; 二自由度PID控制
two-degree of freedom laser gyroscope 双自由度激光陀螺仪 ; 二自由度激光陀螺仪
two-degree of freedom gyroscope 二自由度陀螺仪 ; 二自由度回转仪
two-degree-of-freedom PID 二自由度PID
two-degree-of-freedom system 二自由度体系
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Then the calculation results of a two-degree-of-freedom System are given by using this method.
然后，本文给出了利用该方法对一个双自由度体系进行计算的结果。
The hybrid driven controllable press is a mechanism with two degree of freedom that could provide motion low of multi-grouped output.
混合驱动可控压力机是一个二自由度机构，能够提供多组输出运动规律。
Group disconnecting method was used to analyse the program design for the two-degree freedom plane multi-bar mechanism.
本文介绍了对双自由度平面多杆机构运动分析的电算程序设计。
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