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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><strong>典型应用</strong></p><p>地表水、饮用水、海水的CODMN（高锰酸钾指数）的测宙�/p><p><strong>仪器特点</strong></p><p>� 氧化还原电位滴定法测野�/p><p>� 不使用电磁阀，每次测定前对管路进行反冲洗，防止了出现管路堵塞等事敄�/p><p>� LCD 液晶显示，中文界靡�/p><p>� 数据可保�?4�?/p><p>� 空气喷嘴，避免滴定管的堵塝�/p><p>� 维护量低</p><p><strong>测量方法</strong></p><p>100℃环境下，采用酸性高锰酸钾法或碱性高锰酸钾法。以氧化还原电位滴定法进行测量、�/p><p><span><strong>技术指栆�/strong></span></p><p><span>测量范围� 0�?0mg/L</span></p><p><span>测量周期� 1�?，…�? 小时一次，连续周期性测量；</span></p><p><span>手动发出指令立即测量、�/span></p><p><span>显示� LCD 液晶显示</span></p><p><span>重现性： 0�?0mg/L 时，��1% FS</span></p><p><span>稳定性： 零点漂移�?#177; 3% FS</span></p><p><span>量程漂移</span></p><p><span>0 � 20mg/L 时，��3% FS</span></p><p><span>操作环境� 室内安装。温度，5�?0 ℃，湿度�?5%以下</span></p><p><span>样品条件� 温度�?�?0 ℂ�/span></p><p><span>压力，大气压</span></p><p><span>耗量�?00mL/次测野�/span></p><p><span>模拟输出� 4�?0mA�?*负载600 ohm</span></p><p><span>电源� 220VAC�?0/60HZ</span></p><p><span>功耗： **550VA，平�?00VA</span></p><p><span>数据通讯� RS485 串行端口</span></p><p><span>外型尺寸� 600 �� 600 �� 1600mm</span></p><p><span>� 量： 150Kg</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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