宏图硅碳�?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 style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;"><strong style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px;">硅碳棒物理性质９�/strong></span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　元件质地：硬而脆，耐急冷急热，高温下不易变形，其它物理性能如下９�/span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　导热系数�?0大卡/米·小时·度</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　线膨胀系数�?×10-6(m/�?</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;"><strong style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px;">　　硅碳棒化学性质９�/strong></span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　硅碳棒有良好的化学稳定性，抗酸能力强。在高温条件下碱性物质对其有侵蚀作用、�/span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　硅碳棒元件在1000℃以上长期使用能与氧气和水蒸气发生如下作用：</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　①Sic+2O2→Sio2+CO2 ②Sic+4H2O=Sio2+4H2+CO2</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　致使元件中SiO2含量逐渐增多，电阻随之缓慢增加，为之老化。如水蒸气过多，会促进SiC氧化，由②式反应产生的H2与空气中的O2结合H2O再反应产生恶性循环。降低元件寿命。氢氓�/span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　</span></p><p><span style="box-sizing: border-box; animation-fill-mode: both; padding: 0px; margin: 0px; font-size: 12px;">　　(H2)能使元件机械强度降低。氮�?N2)�?200℃以下能防止SiC氧化1350℃以上与SiC发生反应，使SiC分解氯气(Cl2)能使Sic完全分解、�/span></p><p><br/></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="190817" /> <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）">