b41bd22
document.write ("<table border='0' width='100%' cellspacing='0' cellpadding='0'>")
document.write ("<tr>")
document.write ("<td width='50%' height='22'>上一条: <a href='Newslist_article.asp?ID=156'>数控切割机在船舶制造业中的应用</a></td>")
document.write ("<td width='50%' height='22'>下一条: <a href='Newslist_article.asp?ID=148'>焊机电焊机的工作原理</a></td>")
document.write ("</tr>")
document.write ("</table>")