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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <h2 style="margin: 0px 0px 18px; padding: 0px; font-size: 25px; font-weight: normal; color: rgb(230, 98, 2); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">罗茨泵特炸�/h2><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">1、它借助于外置冷却器使气体自动进行循环冷却转子与泵体，泵即使在很高的压差下连续工作，也不会发生热过载、�/p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">2、泵可直接排大气，该泵具备普通罗茨真空泵的诸多优点，可与前级泵串联使用，也可单独使用、�/p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">3、当泵单独使用时，可直接利用排气口低温的大气返回泵内冷却而不使用冷却器， 大泵可获得约13000帕的极限压力、�/p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">4� 泵与自身或普通罗茨真空泵组合使用时，可获得无油真空，对被抽系统无污染、�/p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">5、泵也可与液环泵、往复泵、滑阀泵，螺杆泵等前级泵串联成机组，可在高压力范围内获得接近于主泵抽速的大抽速� 真空系统可获�?0'Pa�?×10-2Pa范围内不同的真空度、�/p><h2 style="margin: 0px 0px 18px; padding: 0px; font-size: 25px; font-weight: normal; color: rgb(230, 98, 2); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">罗茨泵应�?/h2><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">可广泛应用于极限压力不高而需要较大抽速的快速抽空场合，或需要获得清洁无油污染，大抽速的场合、�/p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">1) 电厂蒸汽冷凝系统、�/p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: 15px; line-height: 30px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei", Arial, sans-serif; white-space: normal; background-color: rgb(243, 243, 243);">2) 风洞、�/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"}); 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