document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/463/2012/201221220041133604.shtml  target="_blank">冷库板的厚度与冷库温度的关系</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/463/2012/201221220122935060.shtml  target="_blank">微型冷库的特点</a>')