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$(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, "microsoft Yahei", "Courier New", Courier, monospace; background-color: rgb(255, 255, 255);">阶梯环填料的侧端增加了翻边，不但可以增加填料环的机械强度，而且由于破坏了填料结构的对称性，因而增加了填料投放时的定向几率、�/span><br style="word-break: break-all; margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; white-space: normal; background-color: rgb(255, 255, 255);"/><br style="word-break: break-all; margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; white-space: normal; background-color: rgb(255, 255, 255);"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; background-color: rgb(255, 255, 255);">又由于翻边的影响，使得填料在堆积时填料环隙之间的接触由此线性接触为主变为以点接触为主。这样，不但增加了填料颗粒之间的空隙，减少了气体穿过填料层的阻力，而且这些接触点还可以为液体沿填料表面流动的汇聚分散点，从而促进了液膜的表面更新，有利于填料传质效率的提高、�/span><br style="word-break: break-all; margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; white-space: normal; background-color: rgb(255, 255, 255);"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; background-color: rgb(255, 255, 255);">规格：�?6mm、�?5mm、�?8mm、�?0mm、�?6mm</span><br style="word-break: break-all; margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; white-space: normal; background-color: rgb(255, 255, 255);"/><br style="word-break: break-all; margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; white-space: normal; background-color: rgb(255, 255, 255);"/><span style="color: rgb(51, 51, 51); font-family: 微软雅黑, "microsoft Yahei", "Courier New", Courier, monospace; background-color: rgb(255, 255, 255);">阶梯环的高径比仅为鲍尔环的一�?并在环的一端增加了锥形翻边,这样减少了气体通过床层的阻�?并增大了通量,填料的强度也较高，由于其结构特点，使填料层内填料间多呈点接触。这样既增大了空隙率、减少了压降，而且又构成了液体沿填料表面流动的汇集或分散点，促进液膜表面更新和液体混合作用，使气液分布均匀，增加了气液接触表面而提高了传质效率，一般由塑料、陶瓷、金属做成。材质不同，结构也有所不同，金属阶梯环内筋结构同鲍尔环，舌片弯向呈叶片状；塑料及瓷质阶梯环的内筋结构与塑料鲍尔环相似，也有米字形和井字形之分、�/span></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="320946" /> <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）">