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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><p><strong>技术参数：</strong></p><p>流速范図� 0.001�?.999 mL/min�?0mL泵头� 0.01�?9.99 mL/min�?0mL泵头� </p><p>输液泵结枃� 双柱塞串联式往复泵 </p><p>流量精度: <0.5% </p><p>流速重现�? 0.1% </p><p>压力脉动: <0.1MPa（二次水@1mL/min@10MPa� <0.1MPa（二次水@4mL/min@5MPa� </p><p>压力范围: 0�?0MPa 0�?5MPa </p><p>远程控制: RS-232接口，可计算机反� </p><p>系统保护: 可对**压力进行设定保护 </p><p>显示: LCD 2��16英文显示 </p><p>GLP: 可累积记录流动相消耗量 </p><p>尺寸/重量: 200��210��420 mm（长���?#215;深）/7.5Kg </p><p><strong>主要特点９�/strong></p><p>◎该产品采用电子压力脉动抑制技术。取代了传统的机械缓冲器，有效的控制了流速的波动，使仪器的可靠性得到了进一步的提升，同时使系统的死体积降到�?小� </p><p>◎该产品采用高精度直流伺服电机及编码器。给电子压力脉动抑制技术的实施提供了有力的保障，同时泵部件的体积与重量比步进电机减小很多，噪音基本得到消除� </p><p>◎该产品的输液结构模式为串联式。较并联式结构少两只单向阀，进而由单向阀故障所导致的系统故障率会减�?0%，至于并联式结构交替供液所产生的流速波动同样需进行进一步的抑制，就并联式结构本身来讲并不能彻底根除流速的波动� </p><p>◎该产品在不同的色谱柱阻尼下流动相的输送效率问题（单向阀的启闭、流动相的压缩性等）由相应的参数进行自动调整补偿，以保证色谱系统流速的稳定性� </p><p>◎该产品的可扩展功能极为丰富，如二元高压梯度、四元低压梯度等� </p><p>◎该产品的流速范围可通过更换泵头及相应的系统参数进行调整。即可由10mL的分析型轻松转换�?0mL的半自备型� </p><p>◎该产品可通过RS232接口由色谱工作站进行控制� </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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