三牛SNLG螺杆鼓风�?参数-价格-中国粉体罐�/title>

<p><span>*</span>联系亹�/p> <input name="CName" type="text" placeholder="请输入您的姓�?/> </div> <div class="fxp_inp"> <p><span>*</span>单位名称</p> <input type="text" name="GuestType" placeholder="请输入您的单位名�?/> </div> <div class="fxp_inp"> <p><span>*</span>电子邮箱</p> <input type="email" name="Email" emailneed="1" placeholder="请输入您的电子邮�?/> </div> <div class="fxp_sj"> <p><span>*</span>手机叶�/p> <input type="text" name="Phone" placeholder="请输入您的手机号"/> </div> </form> </div> <div class="fxp_sub" onclick="return submitMsgFormByID('PopMsgFrom');" >提交</div> <div class="fxp_xieyi">点击提交代表您同� <a href="//www.znpla.com/index/service/registrationagreement.html" target="_blank">《用户服务协议《�/a>叉�a href="//www.znpla.com/index/about/privacy.php" target="_blank">《隐私协议《�/a></div> </div> </div> </div>  <div class="dhxj"> <div class="dhxjbox"> <img src="//www.znpla.com/index/image24/close.png"/ class="dhxj_gb" onClick="close_telpopwin();"> <div class="dhxjbox_top"> <div class="dhxjbox_top_left"> <div id="nowvtel"></div> <p>虚拟号将� <span id="exptime">180</span> 秒后失效</p> </div> <div class="dhxjbox_top_rig"> <div id="telewm"></div> <p>使用微信扫码拨号</p> </div> </div> <div class="dhxjbox_bot"> 为了保证隐私安全，平台已启用虚拟电话，请放心拨打(暂不支持短信) </div> </div> <div class="dhxjbox2"> <span class="dhxj_gb2">×</span> <div class="dhxjbox2_tit">是否已沟通完戏�/div> <div class="dhxjbox2_tit2">您还可以选择留下联系电话，等待商家与您联糺�/div> <form id="TelPopMsgFrom" resultokclosewin="1" action="" method="post" onsubmit="return false;"><input name="FromPID" id="telafterfrompid" type="hidden" value="367239" /> <input type="hidden" name="CID" id="telaftercid" value="27398" /> <input type="hidden" name="leavetype" value="1" /> <div class="dhxjbox2_form"> <div class="dhxjbox2_form_inp"> <p>需求描�?/p> <input type="text" name="Content" placeholder="请输入您的需求描�?/> </div> <div class="dhxjbox2_form_inp"> <p>单位名称</p> <input type="text" name="GuestType" placeholder="请输入您所在单�?/> </div> <div class="dhxjbox2_form_inp"> <p>联系亹�/p> <input type="text" name="CName" placeholder="请输入您的联系人姓名"/> </div> <div class="dhxjbox2_form_inp"> <p>联系电话</p> <input type="text" name="Phone" placeholder="请输入您的联系电�?/> </div> <div class="dhxjbox2_form_inp"> <p>Email</p> <input type="email" name="Email" placeholder="请输入您的邮�?/> </div> </div> <div class="dhxjbox2_but"> <div>已与商家取得联系</div> <a href="javascript:void(0);" onclick="return submitMsgFormByID('TelPopMsgFrom');" >同意发送给商家</a> </div> </form> </div> </div> <script> var _cpjj = ""; var _cxd = ""; var _xgfa = ""; var _xgzl = ""; var _yhpl = ""; var _gsdt = ""; var _wsj = ""; $(function(){ // 留言询价显示 $(".js_lyxj").click(function(){ showliuyan(this, 0); }); $(".fxp_gb span").click(function(){ $(".fxp").css("display","none"); }); $(".dhxj_gb2").click(function(){ $(".dhxj").css("display","none"); $(".dhxjbox").css("display","block"); $(".dhxjbox2").css("display","none"); }); $(".dhxjbox2_but div").click(function(){ $(".dhxj").css("display","none"); $(".dhxjbox").css("display","block"); $(".dhxjbox2").css("display","none"); }); // 切换 $(".fixdbox_main_left a").click(function(){ $(".fixdbox_main_left a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); $('.js_cpjj').click(function(){$('html,body').animate({scrollTop:$('.cpjj').offset().top-60}, 800);}); $('.js_cxd').click(function(){$('html,body').animate({scrollTop:$('.cxd').offset().top-60}, 800);}); $('.js_xgfa').click(function(){$('html,body').animate({scrollTop:$('.xgfa').offset().top-60}, 800);}); $('.js_xgzl').click(function(){$('html,body').animate({scrollTop:$('.xgzl').offset().top-60}, 800);}); $('.js_yhpl').click(function(){$('html,body').animate({scrollTop:$('.yhpl').offset().top-60}, 800);}); $('.js_gsdt').click(function(){$('html,body').animate({scrollTop:$('.gsdt').offset().top-60}, 800);}); $('.js_wsj').click(function(){$('html,body').animate({scrollTop:$('.wsj').offset().top-60}, 800);}); _cpjj = $(".cpjj").offset().top-60; _cxd = $(".cxd").offset().top-60; _xgfa = $(".xgfa").offset().top-60; _xgzl = $(".xgzl").offset().top-60; _yhpl = $(".yhpl").offset().top-60; _gsdt = $(".gsdt").offset().top-60; _wsj = $(".wsj").offset().top-60; }); $(window).resize(function(){ _cpjj = $(".cpjj").offset().top-60; _cxd = $(".cxd").offset().top-60; _xgfa = $(".xgfa").offset().top-60; _xgzl = $(".xgzl").offset().top-60; _yhpl = $(".yhpl").offset().top-60; _gsdt = $(".gsdt").offset().top-60; _wsj = $(".wsj").offset().top-60; }); $(document).scroll(function(){ if($(this).scrollTop() >= _cpjj){ $(".fixdbox").css({"display":"block"}); }else{ $(".fixdbox").css({"display":"none"}); } $(".fixdbox_main_left div").css({"color":"#4F5862","border-bottom-color":"transparent"}); if($(this).scrollTop()>=_wsj){ $(".fixdbox_main_left div").eq(6).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_gsdt){ $(".fixdbox_main_left div").eq(5).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_yhpl){ $(".fixdbox_main_left div").eq(4).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgzl){ $(".fixdbox_main_left div").eq(3).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgfa){ $(".fixdbox_main_left div").eq(2).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cxd){ $(".fixdbox_main_left div").eq(1).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cpjj){ $(".fixdbox_main_left div").eq(0).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); } }); function showliuyan(me, showtype){ if(showtype==0){ //$("#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 style="box-sizing: border-box; margin-top: 0px; margin-bottom: 10px; line-height: 2; color: rgb(51, 51, 51); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; text-wrap: wrap; font-size: 15px !important;"><span style="box-sizing: border-box; font-weight: bolder; color: rgb(0, 0, 0);">鼓风机的选型</span><br style="box-sizing: border-box;"/>1、选型步骤<br style="box-sizing: border-box;"/>a.用途：区分鼓风用途还是真空用途，<br style="box-sizing: border-box;"/>b.气体性质：空气、煤气亦或其他介�?br style="box-sizing: border-box;"/>c.工况参数：进气温度、进气压力、升�?排气压力或真空度)，流量，以及对排气温度及噪音值的要求<br style="box-sizing: border-box;"/>d.环境状况：安装场所、当地大气压、年平均温度筈�br style="box-sizing: border-box;"/>罗茨真空泵对于流量的确定，可按照本样本中所述进行换算。当涉及到特殊介质如氢气、氨气、混合气体等等时，可联系我公司技术部协同确定、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 10px; line-height: 2; color: rgb(51, 51, 51); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; text-wrap: wrap; font-size: 15px !important;"><img alt="NSR系列罗茨鼓风�? class="imageResponse js-onerror" domain-src="//www.znpla.com/index/repository/image/9A6Hg6VzRQe0UZoShOT-Rg.jpg" id="545" src="https://img1.cnpowder.com.cn/img/daily/2025/03/17/141345_296278_procont.jpg" style="box-sizing: border-box; vertical-align: middle; border-style: none; filter: blur(0px); transition: filter 1s ease 0s; width: auto !important; height: auto !important; max-width: 100%;"/></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 10px; line-height: 2; color: rgb(51, 51, 51); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; text-wrap: wrap; font-size: 15px !important;"><span style="box-sizing: border-box; font-weight: bolder; color: rgb(0, 0, 0);">NSR特点９�/span><br style="box-sizing: border-box;"/>�?）风机进口采用螺旋型方式，叶轮在转动时，顶端凸台经螺旋线切入机壳，形成一个循序打开、关闭的型腔，从而使风机脉动减小、�br style="box-sizing: border-box;"/>�?）转子采用了更先进的型线，其面积利用系数�?.53,容积效率在升�?8kPa时提高了5%~8%，噪音下降了�?dB（A）、�br style="box-sizing: border-box;"/>�?）转子全部由精密数控专用设备（数控双向曲面刨床）生产，并由三座标测量中心质检，故而每台风机之间完全没有性能误差。转子部在组装之前全部经动、静平衡试验，所以风机振动极小、�br style="box-sizing: border-box;"/>�?）采用高精度磨削齿轮，减少了机械噪音，齿轮精度为国标GB/T 10095�?008要求�?级精度、�br style="box-sizing: border-box;"/>�?）新型全封闭式油箱及润滑系统，保证了风机不喷油、不漏油，杜绝了老式罗茨风机喷油、漏油现象带来的现场污染、�br style="box-sizing: border-box;"/>�?）与北京某声学研究所合作，在墙板上构建“回声廊槽”结构。此结构不仅有助于润滑油散热，更使机械噪音降低。实际中，此结构可有效降噪约3-5dB(A)、�br style="box-sizing: border-box;"/>�?）随着公司品质管理，生产管理体系的确立及完善，实现了风机各部件具有可互换性。从而降低了生产成本，也缩短了供货期。该风机一般情况下，有适量库存，可实现当天供货、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 10px; line-height: 2; color: rgb(51, 51, 51); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; text-wrap: wrap; font-size: 15px !important;"><img src="//www.znpla.com/img1/img/daily/2025/03/17/141413_291351_procont.png" title="141413_291351_procont.png" alt="image.png"/></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="367239" /> <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）">