荣计达石膏收缩膨胀�?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></p><p><strong></strong></p><p><strong><span>石膏</span></strong><strong><span>收缩膨胀�?/span></strong><span>是专业检测仪器，</span><span>用来测定</span><span>石膏�?/span><span>砂浆</span><span>、水�?/span><span>的收缩和膨胀变形量，以确定其收缩系数和膨胀参数、�/span><span>使用前务必仔细阅读说明书。并由专业实验人员操作，以避免操作不当引起的伤害、�/span><span>如需了解更多资料请与我公司客服人员联系、�/span><span>石膏</span><span>收缩膨胀�?/span><span>由上海荣计达仪器科技有限公司提供，设备质保期一年，一年内产品如有质量问题，供方负责免费维修。如果因操作不当或者人为损坏，我公司亦应提供维修、更换服务，由此产生的费�?/span><span>我公司会酌情收取</span><span>、�/span></p><p><strong></strong></p><p><strong><span>石膏</span></strong><strong><span>收缩膨胀�?/span></strong><span>技术参�?/span>:</span></p><p><span>☄�/span><span>标准棒长�?/span> 175mm</span></p><p><span>☄�/span><span>标准棒膨胀系数</span> 15��10-6/ℂ�/span></p><p><span>☄�/span><span>位移计精�?/span> 0.01mm</span></p><p><span>☄�/span><span>位移计量稊�/span> ��5mm</span></p><p><span>☄�/span><span>百分�?/span><span>A</span><span>小刻度值：</span>0.01mm</span></p><p><span>☄�/span><span>百分�?/span><span>A</span><span>大量程：</span>10mm</span></p><p><span>☄�/span><span>测量范围９�/span>170�?80mm</span></p><p><span>☄�/span><span>测头球面孔半径：</span>R=3mm</span></p><p><span>☄�/span><span>标准杆基长：</span>175mm</span></p><p><span>☄�/span><span>外形尺寸</span> 220��220��510</span><span>mm</span></p><p><span>☄�/span><span>重量：约</span>2kg</span></p><p><strong></strong></p><p><strong><span>石膏</span></strong><strong><span>收缩膨胀�?/span></strong><span>使用方法</span></p><p><span>☄�/span><span>先将标准棒置于工作台上，拧动调整螺丝使之近似垂直、�/span></p><p><span>☄�/span><span>将测量框架置于标准棒的顶头，调整螺杆和螺母，使百分表对准零位（或记下百分表之刻度）、�/span></p><p><span>☄�/span><span>将制作养护好的试件两端擦拭净，然后放置在工作台上，然后把测量框架套在试件上，并左右移动表框，使试件与测量框架的测量头准确地接触，此时即可开始读数，并记录下表盘上的刻度值、�/span></p><p><span>☄�/span><span>如果实验不是连续进行或实验历时较久后，则在测试前须先在标准棒上校准测量框架、�/span></p><p><strong></strong></p><p><strong><span>SP-175</span></strong><strong><span>石膏</span></strong><strong><span>收缩膨胀�?/span></strong><span>使用注意事项</span>:</span></p><p><span>☄�/span><span>使用时，忌用手直接与标准棒接触，应持外外套部分，以防止标准棒受人体手温的影响、�/span></p><p><span>☄�/span><span>仪器用毕后，应将测量框架的测量头和百分表探拭净，并涂以钟表油；测试过程中，应使百分表的测头缓慢而平稳地与试件接触，不允许冲击和碰撞，严禁将百分表测杆顶迆�/span><span>A</span><span>大量程范围，以免影响表的灵敏度和使用寿命、�/span></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"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="277046" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">