Gastric mucosal blood flow (GMBF), electrical potential difference across gastric mucosa (PD), ulcer index (UI) and other indexes were measured, respectively.

分别测定胃粘膜血流量(GMBF)、胃粘膜跨膜电位(PD)、损伤指数(UI)等多项指标。

youdao

The flow of information is really a flow of electrical potential and it goes in one direction only.

信息流实际上就是电势差的流动,并且流动是单向性的

耶鲁公开课 - 生物医学工程探索课程节选