多选7．能够反映控制系统相对稳定性的性能指标有（    ）   

A、<span style="font-size:16px;font-family:宋体">上升时间</span><span style="font-size:16px;font-family:&#39;Times New Roman&#39;,&#39;serif&#39;">&nbsp;&nbsp; </span><span style="font-size:16px;font-family:&#39;Times New Roman&#39;,&#39;serif&#39;">&nbsp;</span>

B、<span style="font-size:16px;font-family:宋体">调节时间</span><span style="font-size:16px;font-family:&#39;Times New Roman&#39;,&#39;serif&#39;">&nbsp;&nbsp;&nbsp; </span><span style="font-size:16px;font-family:&#39;Times New Roman&#39;,&#39;serif&#39;">&nbsp;</span>

C、<span style="font-size:16px;font-family:宋体">衰减比</span><span style="font-size:16px;font-family:&#39;Times New Roman&#39;,&#39;serif&#39;">&nbsp; </span><span style="font-size:16px;font-family:&#39;Times New Roman&#39;,&#39;serif&#39;">&nbsp;</span>

D、<span style="font-size:16px;font-family:宋体">余差</span><span style="font-size:16px;font-family:&#39;Times New Roman&#39;,&#39;serif&#39;">&nbsp; &nbsp;</span>

E、<span style="font-size:16px;font-family:宋体">超调量</span>