document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/518/2013/20132071648036063.shtml  target="_blank">冷库排管的安装</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/518/2013/201321409452070017.shtml  target="_blank">冷库制冷负荷的几大系数</a>')