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机床结构传递函数在线识别应当采用闭环系统的辨识方法.本文从闭环系统可辨识性的角度,讨论了合理进行试验系统设计的问题,提出了试验系统设计的原则.
The recognition of closed-loop system should be adopted to recognize the transfer function of machine tool structure online.In this paper, the reasonable design of experimental system is discussed in terms of recognizability of closed-loop system, and the principle of experimental system design is proposed.