雅辉罗茨真空�?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/service/registrationagreement.html" target="_blank">《用户服务协议《�/a>叉�a href="//www.znpla.com/about/privacy.php" target="_blank">《隐私协议《�/a></div> </div> </div> </div>  <div class="dhxj"> <div class="dhxjbox"> <img src="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="204184" /> <input type="hidden" name="CID" id="telaftercid" value="28580" /> <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><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">1、罗茨真空泵用逓�/span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">罗茨真空泵是一种可变体积类型，具有两个叶片形状的转子，可以反方向旋转，同时旋转。罗茨真空泵已经在化工厂、塑料、化肥、涡轮发电机转子动态平衡、航空航天室内空间模拟等设备上接受了长期操作训练。它还经常用于高原石油、化工厂、冶金工业和纺织等工业生产。真空泵部件用作真空泵消音器，以处理真空泵的噪音、�/span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/></p><p><img src="https://img1.cnpowder.com.cn/img/daily/2023/02/06/142134_381492_procont.png" width="484" alt="" style="border: none; list-style-type: none; margin: 0px; padding: 0px; font-weight: initial; max-width: 100%;"/></p><p><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">2、罗茨真空泵原理</span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;"><strong>罗茨真空泴�/strong>是没有内部收缩的真空泵。一般来说，发动机的压缩比很低，所以高真空泵和中真空泵是前置泵。一种真空泵，通过一对在泵腔中朝同一个方向旋转、反方向旋转的叶片转子推进，移动蒸汽，保持真空。罗茨真空泵是指同时具有一对高速工作的鞋面型转子的机械设备真空泵。这个泵不能单独抽真空，前面要有骨架密封件和水环，以便直接排放空气、�/span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/></p><p><img src="https://img1.cnpowder.com.cn/img/daily/2023/02/06/142134_647740_procont.png" alt="" width="484" height="404" title="" align="" style="border: none; list-style-type: none; margin: 0px; padding: 0px; font-weight: initial; max-width: 100%;"/></p><p><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">3、产品特炸�/span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">在较宽的压力范围内有较大的抽逞�</span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">转子具有良好的几何对称性，故振动小，运转平稳。转子间及转子和壳体间均有间隙，不用润滑，摩擦损失小，可大大降低驱动功率，从而可实现较高转逞�</span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">泵腔内无需用油密封和润滑，可减少油蒸气对真空系统的污染;</span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">泵腔内无压缩，无排气阀。结构简单、紧凑，对被抽气体中的灰尘和水蒸汽不敏感;</span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">压缩比较低，对氢气抽气效果差;</span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">转子表面为形状较为复杂的曲线柱面，加工和检查比较困难、�/span><br style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; white-space: normal;"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, Arial, Helvetica, sans-serif; font-size: 14px; line-height: 2;">罗茨泵近几年在国内外得到较快的发展。在冶炼、石油化工、电工、电子等行业得到了广泛的应用、�/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="204184" /> <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）">