FD-3017A型RaA测氡�?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><span><strong>FD-3017A� RaA测氡� </strong></span><span><strong></strong><strong></strong></span><strong>用途及特点９�/strong></p><p><span> FD-3017a型RaA测氡仪（土壤测氡仪）是一种新型的瞬时测氡仪器，它利用静电收集氡衰变的**代子体－RaA 作为测量对象，定量测量土壤，或水中氡浓度。其特点是没有探测器污染问题，也不存在氡射气的干扰影响，并且具有较高的灵敏度，操作简便，现场可获取结果（一般需5分钟�?�?分钟完成一个点的测试工作，相对国外产品工作效率提高�?0倍）。是国内土壤氡检�?**的测试仪器� </span></p><p><span> 仪器除了应用于放射性找矿的射气测量及水化找矿的水氡浓度测定外，还可应用于建筑工程土壤氡检测及寻找地下水源、地震预报、环境保护及科研教学等部门的测氡工作。仪器可直读计数率，经权威计量部门标定后经换算给出Bg/m3</span></p><p><span><strong><strong>FD-3017A� RaA测氡�?/strong></strong></span><strong><strong></strong>主要技术性能</strong></p><p>1� 极限探测灵敏度：�?.1爱曼(1Bq/L=0.27��10-10ci/L=0.27em)</p><p>2� 抽气泵密封性能：在70mm泵拄时，漏气速率�?0mm Hg/分、�/p><p>3� 探测器：金硅面垒型半导体探测器，直径��26mm，面�?31mm2、�/p><p>4� 探测效率�?#951;2���?0%（用239pu��源活性区直径�?#966;26mm ）、�/p><p>5� 本底：≤4脉冲/小时、�/p><p>6� 计数容量�?�?9999、�/p><p>7� 仪器显示：脉冲数、高压指示标记、测量指示标记、低电压欠压指示标记、日期、时间、�/p><p>8� 高压及测量定时：0�?.5�?�?�?�?�?�?�?0�?5�?5�?0分钟几挡。其�?分钟为手动测量，既高压或测量将一直持续到手动为止、�/p><p>9� 数据储存：≥300只；</p><p>10、具有预置系数和掉电保护功能、�/p><p>11、打印内容：脉冲数� Bq/ m3、日期、时间、�/p><p>12、仪器报警：高压时间和测量时间报警、�/p><p>13、仪器能在温�?100c�?400c环境下及温度+40 c相对湿度95/%的气候条件下正常工作，与常温常湿条件相比，计数误差≤��10%、�/p><p>14、供电：三节1号电池，功耗≤400mw（包括高压）、�/p><p>15、仪器尺寸和重量：操作台：体�?10��97��156mm3重量2.3公斤、�/p><p> 抽气泵：�?40mm；直�?#966;103mm;重量3.3公斤、�/p><h1><strong><strong>FD-3017A� RaA测氡仪部刅�/strong></strong>典型用户</h1><ul><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td align="center"><strong>采购单位名称</strong></td><td align="center"><strong>采购时间</strong></td><td align="center"><strong>采购台数</strong></td><td align="center"><strong>备注</strong></td></tr><tr><td align="center">郑州建设工程质量检测中忂�/td><td align="center">2009/11/26</td><td align="center">1</td><td align="center"></td></tr><tr><td align="center">江阴市建设工程质量检测中忂�/td><td align="center">2009/12/2</td><td align="center">1</td><td align="center"></td></tr><tr><td align="center">中国地质大学</td><td align="center">2010/2/23</td><td align="center">2</td><td align="center"></td></tr></tbody></table></ul><p><span><strong><strong>FD-3017A� RaA测氡� </strong><strong><strong>FD-3017A� RaA测氡� </strong><strong><strong>FD-3017A� RaA测氡� </strong><strong>FD-3017A� RaA测氡�?/strong></strong></strong></strong></span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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