<dd id='of9dD'><tbody id='xNNKv'><td id='FWnmR'><optgroup id='xHDOe'><strong id='38XiR'></strong></optgroup><address id='UA7O9'><ul id='IidMd'></ul></address><big id='ctxvH'></big></td><table id='gcQKf'></table></tbody><pre id='RQ93n'></pre></dd><span id='GzGMz'><b id='rs1vT'></b></span>
<dfn id='pg6HO'><optgroup id='p2qF3'></optgroup></dfn><tfoot id='yuy7Q'><bdo id='VpYEx'><div id='i5XG5'></div><i id='uDKEm'><dt id='RZcMl'></dt></i></bdo></tfoot>
<ul id='NIRq8'></ul>
<fieldset id='hxf9F'></fieldset>
Copyright © 2005-2024 华北计算机系统工程研究所版权所有
<small id='lsrq4'></small><noframes id='lsrq4'>
<tbody id='lsrq4'></tbody>
<bdo id='lsrq4'></bdo><ul id='lsrq4'></ul>
(a)图是红外发射电路
(b)图是红外接收,通道译码与执行电路
