showclass_tree.js

在这里详细介绍常用的电路仪器使用方法

document.write("<img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/dzaddb/Index.html' title='元器件知识' target='_top'><b>元器件知识</b></a><br><img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/addb/Index.html' title='基础电子电路' target='_top'><b>基础电子电路</b></a><br><img src='../Images/tree_folder4.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/puetjnkh/Index.html' title='实用电子电路' target='_top'><b>实用电路</b></a>（5）<br><img src='../images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/puetjnkh/yjsm/Index.html' title='充电机电路' target='_top'>充电机电路</a><br><img src='../images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/puetjnkh/dzr/Index.html' title='电子小制作' target='_top'>电子小制作</a><br><img src='../images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/puetjnkh/raj/Index.html' title='收音机电路' target='_top'>收音机电路</a><br><img src='../images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/puetjnkh/cqfc/Index.html' title='驱动电路' target='_top'>驱动电路</a><br><img src='../images/tree_line2.gif' width='17' height='16' valign='abvmiddle'><img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/puetjnkh/dzad/Index.html' title='其他实用电路' target='_top'>其他实用电路</a><br><img src='../Images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/dzjnkh/dzwy/Index.html' title='常用电子仪器' target='_top'><b>常用电子仪器</b></a><br>");