document.write('<br><span style="font-size:15px">上一篇</span> <a href=/shtmlnewsfiles/ecomnews/513/2013/2013100423171662060.shtml  target="_blank">冷库压缩机参数应如何设计？</a><br><span style="font-size:15px">下一篇</span> <a href=/shtmlnewsfiles/ecomnews/513/2014/20141122316731210.shtml  target="_blank">1000吨以上冷库选型计算</a>')