The injured first exposed to the head , and maintain smooth breathing , if asphyxia , immediately go out .
使伤者先暴露头部,保持呼吸畅通,如有窒息,立即进行人工呼吸。
Of hunger and thirst , injuries , asphyxia more serious , long buried and the pressure of time , was rescued and use dark fabric blindfolded , to avoid glare stimulate the injured , according to severity of injuries , or take delivery of medical dressings point rescue treatment .