数据传输遥测遥控
西门子PLC利用MODEM通信3
2013-03-26 14:29  浏览:199
<br><A HREF="/editor/uploadfiles/learns01/2003102314135938952.gif" TARGET=_blank><IMG SRC="/editor/uploadfiles/learns01/2003102314135938952.gif" border=0 alt=按此在新窗口浏览图片 onload="javascript:if(this.width>580)this.width=580"></A>
发表评论
0评