A、<strong style="line-height: 33px; white-space: normal;"><span style="font-family: 宋体;">扰动通道的传递函数</span></strong>
B、<strong style="line-height: 33px; white-space: normal;"><span style="font-family: 宋体;">被控过程的数学模型</span></strong>
C、<strong style="line-height: 33px; white-space: normal;"><span style="font-family: 宋体;">控制器的模型</span></strong>
D、<strong style="line-height: 33px; white-space: normal;"><span style="font-family: 宋体;">A和B</span></strong>