元素六金刚石-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>金刚石的特点是具有优异的硬度、鲁� 性以及光学与热学性能，可用于制造精 美的宝石和精良的工业刀具� 但天然金刚石固有的可变性和稀缺性限 制了其在工程应用中的使用。合成工� 的发展让制造持续稳定的工程人造金� 石成为可能。人�?初在 20 世纪 50 � 代运用高温高压法、后来在 80 年代� 用化学气相沉积法来制造优异的共价� 体金刚石� 现代工业消耗的人造金刚石约有 800 吨，大约是作为宝石开采的天然金刚� �?50 倍� 一切在于结� 金刚石的特性源自其结构，任一原子� 被相邻的四个原子包围，通过共价键结 合在立方晶格中，形成四面体结构。这 种结合坚固、堆积紧凑、致密、刚� 的结构使其具有优异的性能。能够操� 缺陷和合成条件的影响，意味着材料� 学家已经可以针对广泛的应用优化和� 制金刚石的特性。通过控制缺陷和合� 条件的影响，材料科学家能够优化和� 制金刚石的显著性能，以获得广泛的应 用、�img src="https://img1.cnpowder.com.cn/img/daily/2024/10/17/160530_747457_procont.png" title="160530_747457_procont.png" alt="image.png"/></p><p><img src="https://img1.cnpowder.com.cn/img/daily/2024/10/17/160546_983629_procont.png" title="160546_983629_procont.png" alt="image.png"/></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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