circulating medium

基本解释

Money is our circulating medium in trade.
金钱是商贸流通的媒介。
The use of air as a circulating medium for drilling is the best way for the development of low pressure and low permeable formation.
空气钻井采用空气作为循环介质，最适低压和低渗透储层的开采。
The consumption of thermal energy required for heating the circulating medium can be cut down and optimum utilization of equipment and energy is achieved.
省去部分冷凝器及加热循环载热体所需的能量，达到设备与能量利用的最佳化。