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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>�?碳板材及紧固件弹环弹垫carbon/carbon sheet and fastener elastic ring cushion</p><p>应用范围</p><p>应用于高温、苛刻化学腐蚀环境，如半导体行业高温炉内材料，其他高温设备(坦塌、村垫、轴承等)</p><p>产品用逓�/p><p>高温设备紧固作用、�/p><p>产品特点</p><p>大多数陶瓷和高温合金的抗拉强度等力学性能在温度超�?50℃时会急剧变坏。因此安装在高温条件下的螺栓、螺帽、螺钉等联结间常常会面临寿命短，瞬间失效的问题。碳/碳复合材料尽管载荷承受能力比相应的金属低，但又比相应的石墨件高。碳/碳螺栓、螺钉、螺母、垫圈用在高温和苛刻的化学环境中，能保证高温下的结构稳定性，由于其各项异性的热膨胀系数，由�?碳材料制备的零件在高温下是自紧固的，�?碳紧固件采用独特的纤维编织和特殊的基体处理方法，来获得满足性能要求的螺纹剪切强度。其主要特点月�</p><p>1.耐高温、抗拉强度高;</p><p>2.模量高，弹性模�?40GPa以上;</p><p>3.密度小，是钢材的四分之一、�/p><p></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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