以及一锯齿产生器，耦接到该检测器，基于该控制信号调整该锯齿信号的一变迁速率。
A detector detects amplitude of the input signal to generate a control signal, and a saw-tooth generator adjusts a transition rate of the saw-tooth signal based on the control signal.
微分动作(字母d表示)测量并对过程信号变化率进行反应，调整控制器的输出以达到最小的突出峰。
Derivative action (referred to by the letter d) measures and responds to the rate of change of process signal, and adjusts the output of the controller to minimise overshoot.
再用电机伺服驱动系统控制天线转动，调整其重新指向卫星接收信号。
The motor servo drive system was used to control antenna turning, adjust the antenna to point at satellite again and receive signal.
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