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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><span>系统简今�/span></strong></p><p> XG 1000是由禾信公司与复旦大学共同研发制造的高灵敏度、高稳定性、高精确度的高端分析仪器。可直接测量实验室及外场大气气溶胶的消光系数和能见度。在减少气溶胶气候强迫不确定性研究，以及能见度测量、气候变化、气溶胶辐射强迫、环境监测、气象研究、卫星遥感检验等方面具有广泛的应用前景、�/p><p><strong><span>优越的仪器性能</span></strong></p><p>� 实时在线测量气溶胶的消光系数</p><p><span>� </span>消光系数的灵敏度可达�?0<sup>-7</sup>m<sup>-1</sup></p><p><span>� </span>不确定性小，数据准�?/p><p><span>� </span>干净空气、污染空气均可测野�/p><p><strong><span>应用领域</span></strong></p><p><span>� </span>气溶胶气候强迫不确定性研穵�/p><p><span>� </span>能见度测量和研究</p><p><span>� </span>气溶胶辐射强迫研穵�/p><p><span>� </span>大气环境监测</p><p><span>� </span>气象研究</p><p><span>� </span>卫星遥感检骋�/p><p><strong><span>XG 1000原理——光腔衰荡光谱技�?/span></strong></p><p></p><p> 激光从高反射镜一端引入到XG 1000腔体中，光束在两个高反射镜之间来回反射，在高反射镜的另一端用光电倍增管来监测激光光强的衰减过程，并通过激光光强在腔体内的衰减方程推算出激光的衰荡时间。通过分别检测样品和背景气体的衰荡时间，计算出颗粒物的消光系数、�/p><p><strong><span>应用案例</span></strong></p><p><strong>上海市大气气溶胶的光学性质研究:</strong></p><p> XG 1000监测�?010/4/2-2010/5/5期间上海市大气气溶胶的消光系数、能见度，并结合积分式浊度计等仪器获得监测期间气溶胶的光散射系数、吸收系数和单次散射反照率随时间的变化，光学性质与风向的关系等，在上海市气溶胶光学性质的研究中发挥了重要作用、�/p><p>1)<strong>气溶胶消光系数、单次散射反射反照率随时间变匕�</strong></p><p><strong></strong></p><p><span></span></p><p><strong>2）光学性质和风向的关系</strong></p><p></p><p></p><p><strong>3）气溶胶光学性质与水溶性离子的关系</strong></p><p></p><p></p><p></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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