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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p>DLY-3B垊�strong>DLY-3B型空气负离子浓度测定�?/strong></p><p><strong>DLY-3B型空气负离子浓度测定�?/strong> (用于测量中、小离子)</p><p>DLY-3B垊�strong>DLY-3B型空气负离子浓度测定�?/strong>产品介绍</p><p>DLY-3B型空气离子测量仪可用于测量空气本底值及各种空气离子发生器所产生的各种正、负极性的大、中、小离子。具有测量准确，灵敏度高、抗潮能力强、使用方便的特点。本仪器是根据国�?*空气离子专家Beckett所推崇的Wesix平行板式空气离子收集器原理设计的;�?*了镀金离子收集器，离子电荷转化效率高 ，工作稳定、可靟�它用液晶显示器直接显示出每立方厘米空气中离子的数�?仪器的供电源采用高密封性免维护电池，可�?20V交流市电或汽车电瓶充电。仪器外壳用优质铝合金制成，强度高、重量轻、美观大方、整体性强、便于野外测试项目使用。该仪器按国际通行技术规范进行标定， 各项技术指标均达到国际**。目前已成为科研、医疗、环保、教学部门从事空气离子研究及应用工作的主要仪器DLY-3B垊�strong>DLY-3B型空气负离子浓度测定�?/strong></p><p>DLY-3B垊�strong>DLY-3B型空气负离子浓度测定�?/strong></p><p>技术参�?/p><p>●离子浓度检测范図� 10000�?.999x109 (个离�?cm3)</p><p>�?*分辨玆�10000个离�?cm3</p><p>●离子迁移率测量范围� 0.15 (cm2/V��sec)</p><p>●取样空气流逞�180 cm/sec</p><p>●响应时间常� : � 15 sec</p><p>●误差：离子浓度�?#177;10% ，迁移率�?#177;10%</p><p>●电源：DC14.4V � AC220V /110V(可�?</p><p>●额定工作环境：温度 �? � �?0��C 湿度 �?0%R.H.</p><p>（湿度＞90%R.H.时可作短时间测量（�/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="288083" /> <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）">