circulating fluid bed

例句：

1. 1.The circulating fluid bed is atype of medical equipment that helps to reducepain and swelling during surgery.
   循环流体床是一种医疗设备，有助于在手术期间减轻疼痛和肿胀。
2. 2. In the circulatingfluid bed, the patient's bodytemperature is maintained at a constant level.
   在循环流体床上，患者的体温保持在恒定水平。
3. 3.The circulating fluid bed has beenshown to improve patient recovery rates after heartsurgery.
   研究表明，循环流体床可以提高心脏手术后患者的恢复率。