document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=88 target=_blank>请介绍一种可以把机制砂中的石粉除去的...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=48 target=_blank>这是什么行业...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=47 target=_blank>能不能帮我分析以下圆形振动筛受力情况...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=45 target=_blank>直线震动筛对角线震动不平衡...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=40 target=_blank>圆震筛最适宜筛分的产品粒度...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=39 target=_blank>筛分的规格与分类...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=38 target=_blank>认购份额...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=37 target=_blank>震动筛的疲劳强度是如何产生?怎样校核...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=36 target=_blank>震动筛的疲劳强度...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=30 target=_blank>筛子的规格是怎么定的?...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=29 target=_blank>振动小电流大是什么原因...</a>');
	document.write('</div>');

document.write("<div style='width:280px; height:30px;padding-top:7px;border-bottom:#cccccc 1px dashed;float:left;'> &nbsp;");
document.write('·&nbsp;&nbsp;<a href=problem.asp?id=28 target=_blank>Rustam...</a>');
	document.write('</div>');