英语语法分析

The laser Doppler flowmeter(LDF) and oxyhemograph(SPO2) were applied to detect skin microcirculation. The survival area and the results of microangiography of the two groups were compared.

各组应用激光多普勒血流计（LDF）及血氧饱和度（SpO2）检测计进行皮肤微循环血流监测，并对2组皮瓣成活面积及微血管造影的结果进行比较。