循环管 meaning in English

circulating pipe
circulation pipe
circulation tube
circulator

Road vehicles - pipes for circulating coolants for air conditioning
道路车辆.空调制冷液循环管
Air circulating umbilical
空气循环管
Cycle tube valve
循环管阀
Abstract : according to the character and actual condition of rh in shanghai baogang , molten steel flow in ladle and its effect on decarburization were studied with a three dimension turbulent flow and concentration modelling . the results show that , within a certain range , the decarburization rate increases not only with the increase of snorkel diameter and ar fluid flow but also with the decrease of the immersed depth of the snorkel
文摘:根据上海宝钢rh的特点和实际情况，建立了三维流场、浓度场程序，对钢包内钢水的流动、处理过程的脱碳进行了研究，并对它们的影响因素进行了分析.结果表明，在一定范围内增加循环管直径和吹气流量、减小浸渍管浸入深度有助于提高脱碳速度