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以往的经验表明,在具有潜在生存可能性的直升机事故中,头部创伤是最常见的致命性创伤。早在1908年,飞行事故调查委员会就建议空勤人员使用保护性飞行头盔。
Past experience shows that head trauma is the most common fatal trauma in helicopter accidents that have the potential to survive. As early as 1908, the Flight Accident Investigation Commission recommended the use of protective flight helmets to flight crews.