提出数控机床热误差分组优化建模。
A grouping optimization modeling for the thermal errors of NC machine tools was presented.
自抗绕控制器由三部分组成：跟踪微分器、扩张状态观测器和非线性状态误差反馈控制律。
The auto-disturbance rejection controller is composed of three parts: tracking-differentiator, extended state observer and nonlinear state error feedback control law.
在一个例子中，两个接收机中引起更低误差能量的一个被选择用于处理接收的信号(例如上行链路上的高速分组数据信号)。
Whichever of the two receivers has a lower resulting error energy, in one example, is selected for processing the received signal (e. g., a high speed packet data signal on the uplink).
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