Was used as weightlessness simulation . 2 . lung function were studied with animal plethysmography when suspension ended . test results were compared statistically 2 、悬吊结束时，用小动物呼吸功能测定仪测量了肺功能的各项指标，并进行了对比分析。
3.
Blood essels causing edema of the lower legs were measured using a strain gauge plethysmography ( a general instrument for determining and registering ariations in the size of an organ or limb ) 利用应变容积描记术（用于测量并记录器官或四肢的尺寸一种通用方法）测量低位腿部水肿患者的血管直径。
