SoilBox便携式根际呼吸测量系�?参数-价格-中国粉体罐�/title>

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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><strong><span>SoilBox</span></strong><strong><span>便携式根际呼吸测量系绞�/span></strong></p><p><strong></strong></p><p> SoilBox<span>便携式根际呼吸测量系统由主机系统和呼吸室组成，主机系统内置高精度</span>CO<sub>2</sub><span>分析仪�?/span>O<sub>2</sub><span>分析仪、水汽分析仪、气体抽样单元、数据采集器�?/span>Baseline<span>单元等，呼吸室有原位呼吸测量室（</span>in–situchamber<span>）和离体呼吸测量室（</span>ex–situ chamber<span>），原位呼吸室用于原位土壤呼吸测量和根际呼吸测量，离体呼吸室用于纯根系呼吸测量和纯土壤呼吸测量等，其理论模型为：</span></p><p><span>原位测量９�/span>Rrh = Rp<span>‒�/span>Rl</p><p><span>离体测量９�/span>Rt = Rs +Rr</p><p><span>其中</span>Rrh<span>为根际呼吸，</span>Rp<span>为有植物生长的土壤呼吸，</span>Rl<span>为同区裸地土壤呼吸；</span>Rt<span>为土壤总呼吸，</span>Rs<span>为将根系分离后的土壤呼吸＋�/span>Rr<span>为纯根呼吸、�/span></p><p><strong><span>功能特点９�/span></strong></p><p><span>��<span>高精度、高稳定性、高解析度全方位测量根际呼吸各组刅�/span></p><p><span>��<span>配置灵活、多功能，既可在野外利用呼吸室技术（</span><span>Chamber technique</span><span>）原位开放式或封闭式测量土壤呼吸、根际呼吸或野外离体测量各组分等，又可在实验室内进行离体测量和控制实验等</span></p><p><span>��<span>可测量分析土壤呼吸、根际呼吸各组分及其相互关系和环境关系，测量参数包括原位单位面积土壤呼吸、根际呼吸等，及单位重量土壤总呼吸、纯根系呼吸、根际微生物呼吸、土壤动物呼吸、各组分耗氧率和呼吸商等，包括其它环境参数如气温、土壤温度、土壤水分等</span></p><p><span>��<span>可选配气路转换器进行多通道测量</span></p><p><span>��<span>根据经费预算和研究目的可选配</span><span>FMS</span><span>咋�/span><span>FGA</span><span>两种配置</span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td></td><td><p><span>FGA</span><span>垊�/span></p></td><td><p><span>FMS</span><span>垊�/span></p></td></tr><tr><td><p><span>测量气体</span></p></td><td><p><span>CO<sub>2</sub></span><span>�?/span><span>O<sub>2</sub></span></p></td><td><p><span>CO<sub>2</sub></span><span>�?/span><span>O<sub>2</sub></span><span>�?/span><span>H<sub>2</sub>O</span></p></td></tr><tr><td><p><span>数据采集记录</span></p></td><td><p><span>双通道，可�?/span><span>2</span><span>个传感器</span></p></td><td><p><span>14</span><span>通道，可�?/span><span>14</span><span>个传感器</span></p></td></tr><tr><td><p><span>Baseline</span><span>模块（双通道测量（�/span></p></td><td><p><span>不具夆�/span></p></td><td><p><span>具备</span></p></td></tr><tr><td><p><span>8</span><span>通道气路转换器适配�?/span></p></td><td><p><span>不能�?/span></p></td><td><p><span>可接，组成多通道测量（同时连接多个呼吸室（�/span></p></td></tr><tr><td><p><span>外接甲烷分析�?/span></p></td><td><p><span>可以</span></p></td><td><p><span>可以</span></p></td></tr></tbody></table><p><strong><span>技术参数：</span></strong></p><p>1.<span>氧气测量分析：燃料电江�/span>O<sub>2</sub><span>分析仪，不受水汽�?/span>CO<sub>2</sub><span>及其它气体的影响，测量范図�/span>1<span>‒�/span>100<span>％，分辨玆�/span>0.001%<span>，低噪音高稳定性，精确�?/span>0.1%<span>，恒温下漂移小于</span>0.02%<span>每小时；</span></p><p>2.<span>二氧化碳测量分析：双波段非色散红外技术，测量范围</span>0<span>‒�/span>5<span>％，分辨玆�/span>0.0001%<span>�?*可达</span>0.1ppm<span>），精确�?/span>1%<span>，恒温恒氧下漂移小于</span>0.001%<span>每小时，响应时间小于</span>1<span>秒；</span></p><p>3.<span>水汽测量分析＇�/span>FGA<span>型不具备）：薄膜电容性传感器＇�/span>thin–film capacitive sensor<span>），测量单位为相对湿度或露点温度或水汽分压，</span><span>测量范围</span>0<span>‒�/span>100%RH<span>，分辨率</span>0.001% RH<span>�?/span>0.01<span>摄氏露点温度，精确度</span>1%<span>，恒温下漂移低于</span>0.01%<span>每小旵�/span></p><p>4.<span>气流泵：阳极电镀铝，滚珠电动机（噪音低、稳定），气�?/span>10<span>‒�/span>2000ml/<span>分钟</span></p><p>5.<span>气流控制：微电子热反馈系统（真正的科学研究已不再用转子流量计，因为玻璃管等易受周边温度气压影响，所以用转子流量计的论文不能在国际刊物上发表），气流控制通过精密反馈环系统实际连接气流泵和流量计（微电脑控制），同时提供高精度针阀</span></p><p>6.<span>气流精度</span>2%<span>，分辨率</span>0.1ml/min</p><p>7.<span>大气压测量范围标准设置为</span>0<span>‒�/span>125kPa<span>，用户可根据需要设置成</span>75<span>‒�/span>125kPa<span>戕�/span>90<span>‒�/span>110kPa<span>，精确度丹�/span>1%<span>，分辨率</span>1Pa</p><p>8.<span>数据采集系统９�/span>14<span>个模拟通道＇�/span>FMS<span>型），数据采集记录间隓�/span>0.1<span>科�/span><span>‒�/span>1<span>小时，共可记录储字�/span>8000<span>个数据点（几个小时），用电脑在几秒钟内将数据下载</span></p><p>9.<span>热敏电阻探头用于测量土壤温度值（备选）和空气温度：测量范围</span>-5<span>‒�/span>60<span>ℂ�/span><span>，分辨率</span>0.001<span>ℂ�/span><span>�?*精确�?/span>0.2<span>ℂ�/span><span>＋�/span>BNC<span>连接，探头直徃�/span>2.5mm</p><p>10.AZS�?<span>土壤水分传感器：</span><span>测量范围</span>0<span>‒�/span>100%<span>，精�?/span>2%<span>，分辨率</span>0.1%</p><p>11.Soilbox<span>土壤呼吸室：标准配置为铝合金银白色，内径</span>500px<span>，高</span>500px<span>，低温室效应，可选配温湿度与太阳辐射（或</span>PAR<span>）监测单兂�/span></p><p>12.<span>供电９�/span>12<span>‒�/span>15 VDC<span>，可选便携式充电电池、交流电＋�/span>40Ah<span>蓄电池野外可连续工作</span>5<span>小时以上</span></p><p>13.<span>可选配**级防水防尘抗震荡野外笔记本电脑（�?/span>GPS<span>），用于野外系统设置、数据浏览下载和分析等，</span>N450 1.66GHz<span>＋�/span>8.4<span>“�/span><span>阳光下可诺�/span>LCD<span>显示屏，触摸屏，</span>2GB RAM<span>＋�/span>80GB SSD</p><p>14.<span>软件可在线显示和分析数据</span></p><p>15.<span>主机大小９�/span>48��37��450px<span>；重量：</span>7 kg</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="307568" /> <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）">