document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/615/2013/201313018175883455.shtml  target="_blank">工业冷水机组的概述及特点</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/615/2013/201313100582574866.shtml  target="_blank">制冷设备知识</a>')