通信管内壁静摩擦系数测试�?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><strong>通信管内壁静摩擦系数测试�?/strong>是测量通信管内壁静摩察系数而设计和生产的，具有用性广、测量精度高、测量安全及可靠性好等特点。符合中华人民共和国交通行业标准JT/T496-2004《公路地下通信管道高密度聚乙烯硅芯塑料管》相关技术标准的要求。技术标准的要求、�/p><p></p><p>推荐产品９�a>标线逆反射系数测量仪</p><p><strong>通信管内壁静摩擦系数测试�?/strong>技术参数：</p><p>■测量范围：0���?5��</p><p>■测量精度： 2.0‱�/p><p>■试棒重量：270��10g</p><p>■表层材料邵氏硬度：HD59��3</p><p>■表面粗糙度R a 值：0.20��m�?.50��m</p><p>■外形尺寸：600X750X1200mm</p><p>■重野�150kg</p><p><strong>通信管内壁静摩擦系数测试�?/strong>操作步骤９�/p><p>� 将试样固定在V型铁上，从右端插入试棒使一端露�?0mm，拴好链绳、�/p><p>■轻微摇动手轮使V型铁上水平泡处于水平位置、�/p><p>■打开角度尺紧固栓，转动角度尺使角度尺与副尺归零，拧紧紧固栓、�/p><p>■顺时针摇动手轮，使V型铁缓慢倾斜，直至试棒滑动为止、�/p><p>■记录下角度尺示值、�/p><p>■逆时针摇动手轮，使V型铁水平为止、�/p><p>� 将试棒拉出通信管外�?0mm、�/p><p>■按照以上操作步骤连�?次，计算�?次平均值。（倾斜角度�?4��4′依据JT/T683-2009《通信管道静摩擦系数测量仪》之规定要求（�/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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