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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span style="text-wrap: nowrap;">介电常数测试仪简今�</span></p><p><span style="text-wrap: nowrap;"> 该仪器用于科研机关、学校、工厂等单位对无机金属新材料性能的应用研究、�/span></p><p><span style="text-wrap: nowrap;"><br/></span></p><p><span style="text-wrap: nowrap;">介电常数测试仪技术参数：</span></p><p><span style="text-wrap: nowrap;">1. 信号源：DDS数字合成 10KHZ-70MHz </span></p><p><span style="text-wrap: nowrap;">2. 采样精度�?1BIT</span></p><p><span style="text-wrap: nowrap;">3. Q测量范围�?-1000自动/手动量程</span></p><p><span style="text-wrap: nowrap;">4. Q分辨率：0.1</span></p><p><span style="text-wrap: nowrap;">5. Q测量工作误差 <5%</span></p><p><span style="text-wrap: nowrap;">6. 电感测量范围：分辨率0.1nH 1nH-8.4H , 分辨�?.1nH</span></p><p><span style="text-wrap: nowrap;">7. 电感测量误差 <3%</span></p><p><span style="text-wrap: nowrap;">8. 调谐电容：主电容30-540pF</span></p><p><span style="text-wrap: nowrap;">9. 电容直接测量范围�?pF�?.5uF</span></p><p><span style="text-wrap: nowrap;">10. 调谐电容误差：�? pF�?lt;1% 0.1pF</span></p><p><span style="text-wrap: nowrap;">11. 谐振点搜索：自动扫描</span></p><p><span style="text-wrap: nowrap;">12. Q合格预置范围�?-1000声光提示</span></p><p><span style="text-wrap: nowrap;">13 LCD显示参数：F，L，C，Q，Lt，Ct波段�?nbsp; </span></p><p><span style="text-wrap: nowrap;">14. 介质损耗系数精度：万分之一</span></p><p><span style="text-wrap: nowrap;">15. 介电常数精度：千分之一</span></p><p><span style="text-wrap: nowrap;">16. 材料测试厚度�?.1mm-10mm</span></p><p><span style="text-wrap: nowrap;"><br/></span></p><p><span style="text-wrap: nowrap;">介电常数测试仪独有技术：</span></p><p><span style="text-wrap: nowrap;">1.仪器自动扣除残余电感和测试引线电感。大幅提高测量精度、�/span></p><p><span style="text-wrap: nowrap;">2.大电容值直接测量显示、�/span></p><p><span style="text-wrap: nowrap;">3.数显微测量装置，直接读值、�/span></p><p><span style="text-wrap: nowrap;"><br/></span></p><p><span style="text-wrap: nowrap;">介电常数测试仪参考标准：</span></p><p><span style="text-wrap: nowrap;">1.GBT 1409-2006 测量电气绝缘材料在工频、音频、高�?包括米波波长存内)下电容率和介质损</span></p><p><span style="text-wrap: nowrap;">耗因数的推荐方法：�/span></p><p><span style="text-wrap: nowrap;">2.GBT 1693-2007 硫化橡胶 介电常数和介质损耗角正切值的测定方法：�/span></p><p><span style="text-wrap: nowrap;">3.ASTM-D150-介电常数测试方法、�/span></p><p><span style="text-wrap: nowrap;">4.GB9622.9-88/SJT 11043-1996 电子玻璃高频介质损耗和介电常数的测试方泔�/span></p><p><br/></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="366907" /> <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）">