可以给我一个解释吗

shaowen

<P>什么叫三箱供电</P>
<P>什么叫有源音箱</P>
<P>呵呵</P>
<P>就是不明白这些些专业名词</P>

<P>音箱：<A href="http://publish.it168.com/CWORD/1464.SHTML" target="_blank">http://publish.it168.com/CWORD/1464.SHTML</A></P>
<P>电源回路：<A href="http://publish.it168.com/cword/1005.shtml" target="_blank">http://publish.it168.com/cword/1005.shtml</A>&nbsp;</P>