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}else{ $(".fixdbox").css({"display":"none"}); } $(".fixdbox_main_left div").css({"color":"#4F5862","border-bottom-color":"transparent"}); if($(this).scrollTop()>=_wsj){ $(".fixdbox_main_left div").eq(6).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_gsdt){ $(".fixdbox_main_left div").eq(5).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_yhpl){ $(".fixdbox_main_left div").eq(4).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgzl){ $(".fixdbox_main_left div").eq(3).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgfa){ $(".fixdbox_main_left div").eq(2).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cxd){ $(".fixdbox_main_left div").eq(1).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cpjj){ $(".fixdbox_main_left div").eq(0).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); } }); function showliuyan(me, showtype){ if(showtype==0){ //$("#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>在净水滤料中鹅卵石滤料属于砾石，放于滤池中做垫层使用。我公司生产的鹅卵石滤料各种粒径都有，主要适用于工业污水处理及生活污水及引用水的处理。研究发现，鹅卵石滤料做滤池填料及垫层使用时，可以有效地提高水力传导率，减少布水断面，同时减缓填料床的堵塞。鹅卵石滤料不仅具有吸附、截留等作用，也可以在其表面形成生物膜，在生物滤池中可以有效的实现对有机污染物的生物去除，对水中ＣＯＤ、ＮＨ，一Ｎ和浊度的去除效果良好、�/p><p> 鹅卵石滤料也可以用作变压器垫层使用，主要吸收变压器漏油。我公司生产的此种鹅卵石是按照国家标准规定：:贮油池内应铺设不小于250mm厚的卵石�?卵石直径�?0-81mm. 这种鹅卵石含硅量高，光滑度好，形状完整略微椭圆，像鹅蛋、滤油效果很好，受到国内外客户的一致好评。变压器下铺鹅卵石的主要作用９�/p><p>1.吸收变压器漏油，减少事故发生 </p><p>2.事故发生时，可以防止变压器中的油喷溅，避免爆� 、�/p><p>3.爆炸起火时，鹅卵石可以请到隔离作用，利于灭火</p><p>4.变压器温度过高时可以借助鹅卵石使其冷却、�/p><p>5.鹅卵石绝缘，便于检修、运行人员检查工佛�/p><p>6.鹅卵石具有减震作�?/p><p>7.防止杂草生长</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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