发动机通气口和导向片
engine nose inlet and inlet guide vanes
经口气管插管
Oral trachea cannula
oral intubation
oral tracheal intubation
Intubation unplanned extubation
orotraeheal intubation
Oro-tracheal intubation
orotracheal intubation
intubation
经口气管内插管
peroral endotracheal intubation
orotracheal intubation