<tr id='vb2u1'><strong id='jebMk'></strong><small id='9RAZ7'></small><button id='PIxQz'></button><li id='steiv'><noscript id='qfsHE'><big id='A60wU'></big><dt id='reKBO'></dt></noscript></li></tr><ol id='dPjnS'><option id='zYWvx'><table id='VyQl7'><blockquote id='b8S9J'><tbody id='eWEhU'></tbody></blockquote></table></option></ol><u id='cSefO'></u><kbd id='K87bw'><kbd id='Nk2z7'></kbd></kbd>
Copyright © 2005-2024 华北计算机系统工程研究所版权所有
<small id='lw5r6'></small><noframes id='lw5r6'>
<tbody id='lw5r6'></tbody>
<bdo id='lw5r6'></bdo><ul id='lw5r6'></ul>
图(a)为简化原理图;图(b)为反相输入放大电路;图(c)为同相输入放大电路.
