智博联DRM-2W型混凝土导热系数测定�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span><strong>DRM-2W型导热系数测定仪</strong></span></p><p><strong>一、DRM-2W型导热系数测定仪概述９�/strong></p><p> 材料本身具传导热量性之导热性，通常用导热系数来衡量其导热性的大小和保温性能的优劣，DRM-2W型导热仪符合《JGJ51-2002、J215-2002轻骨料混凝土技术规程》所确定的方法及有关参数而设计的，是以非稳态热脉冲法热流原理为基础，在试验材料中给以短时间的加热，使试验材料中的温度发生变化，根据其变化特点，就可以计算出试验材料的导热系数，导温系数和比热容及蓄热系数。该仪器采用微处理器控制，具有键盘输入，数字显示及自动打印输出结果，其操作简便，试验速度快（一次试�?0分钟左右）等特点，是DRM�?W型平板导热仪的升级换代产品、�/p><p><strong>二、DRM-2W型导热系数测定仪主要技术参数：</strong></p><p>1.导热系数的测定范围：0.025�?W/(m.k)：�/p><p>2.测试误差：≤��5%：�/p><p>3.电源电压�?20V��22V� AC50HZ：�/p><p>4.环境条件：温度：0�?0℃； 相对温度为＜80℃；</p><p>5.试件规格�?00mm��200mm���?0�?0mm� </p><p>6.输出方式：LED显示� 自动打印输出结果：�/p><p>7.外型尺寸:1300��350��440mm：�/p><p>8.重量�?0Kg、�/p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); 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