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} }); 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><strong><span style="font-size:24px;font-family:宋体;color:#333333;background:white">罗茨真空机组的补水量</span></strong></p><p style="margin-top:0;margin-right:0;margin-bottom:13px;margin-left: 0;line-height:32px;background:white;vertical-align:baseline"><span style="font-size: 19px;color: rgb(51, 51, 51)">罗茨真空泵机组为什么要补水呡�/span><span style="font-size: 19px;font-family: Arial;color: rgb(51, 51, 51)">?</span><span style="font-size: 19px;color: rgb(51, 51, 51)">到底罗茨真空泵机组要补水有什么用途呢</span><span style="font-size: 19px;font-family: Arial;color: rgb(51, 51, 51)">?</span><span style="font-size: 19px;color: rgb(51, 51, 51)">给罗茨真空泵机组补充水使用能量能有效地对气体作功，效率提高，补充水应该在液体对气体作功结束时，也就是在压缩腔�?*点进入，这样机组获得充分的能量，在下次循环回转时又可重新开始工佛�/span><span style="font-size:19px;color:#333333">关于罗茨真空泵机组加水原因：</span></p><p style="margin-top:0;margin-right:0;margin-bottom:13px;margin-left: 0;line-height:32px;background:white;vertical-align:baseline">　　<span style="font-size:19px;font-family:Arial;color:#333333">1</span><span style="font-size:19px;color:#333333">、罗茨真空机组补充液环随气体流出排气孔的损失</span><span style="font-size:19px;font-family:Arial;color:#333333">;</span></p><p style="margin-top:0;margin-right:0;margin-bottom:13px;margin-left: 0;line-height:32px;background:white;vertical-align:baseline">　　<span style="font-size:19px;font-family:Arial;color:#333333">2</span><span style="font-size:19px;color:#333333">、密封泵体和叶轮间的端面间隙</span><span style="font-size:19px;font-family:Arial;color:#333333">;</span></p><p style="margin-top:0;margin-right:0;margin-bottom:13px;margin-left: 0;line-height:32px;background:white;vertical-align:baseline">　　<span style="font-size:19px;font-family:Arial;color:#333333">3</span><span style="font-size:19px;color:#333333">、罗茨真空机组排出压缩气体所产生的压缩热</span><span style="font-size:19px;font-family:Arial;color:#333333">;</span></p><p style="margin-top:0;margin-right:0;margin-bottom:13px;margin-left: 0;line-height:32px;background:white;vertical-align:baseline">　　<span style="font-size:19px;font-family:Arial;color:#333333">4</span><span style="font-size:19px;color:#333333">、罗茨真空机组冷却和润滑填料、填料压盖等零件、�/span></p><p><br/></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; 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