document.write("·<a href='article/");document.write("201004");document.write("/");document.write("142");document.write(".html'>上一条：");document.write("&nbsp;电镀金刚石砂轮电镀金刚石砂轮的优点玻璃刀/玻璃钻头/玻璃开孔器");document.write("</a>");document.write("<br />·<a href='article/");document.write("201004");document.write("/");document.write("140");document.write(".html'>下一条：");document.write("1-3天然金刚石是怎么样形成的?玻璃刀/玻璃钻头/玻璃开孔器/T型推");document.write("</a>");