Objective to study the effects of facial support in prone position for patients after vitrectomy with airinjection.
目的探讨应用俯卧位面部支架对玻璃体切除联合气体填充术后患者临床护理效果的影响。
2
The study on airinjection mainly aims at the heavy oil in China, but most of low permeability reservoirs are light oil reservoirs.
低渗透油藏大多属于轻质油藏，轻质油藏注空气已经越来越受到人们的关注。
3
In this paper, the experimental investigation and theoretical study on reduction of the ducted propeller cavitation noise by airinjection are presented.