The safety improvement in aircraft is analyzed and its model is established via the backward adjustment the direction of the seats in order to provide more buffering and protection to the passengers and reduce the rate of injury in aircraft accidents.
为了进一步提高民航旅客运输的安全性和减少飞机事故的伤亡率,对飞机座椅朝后这一新概念,从安全防护的改善方面进行了系统分析和定量的描述,建立了冲撞缓冲效果的估算模型,进行了相关的简单试验,并分析了空难幸存案例,从中得出结论,如果把飞机座椅朝后安装,可以主动地、大幅度地提高事故中对人体的防护能力,减少伤害率。
crash investigation procedure
失事飞机事故调查程序
Aircraft Accident Data Reporting Panel
飞机事故数据报告小组（飞机事故报告组）
Lyme disease, auto accidents, plane accidents.
莱姆病（：一种关节炎）车祸，飞机事故。
His friend was injured in an airplane crash.
他的朋友在一次飞机事故中受了伤。
Accidents rarely result from a single failure or action.
飞机事故很少是由于单一的故障或操作造成的，
After the accident, they grounded the plane and the pilot.
事故之后飞机和飞行员着陆了。
The accident happened as the jet was about to take off.
喷气式飞机正要起飞时出了事故.
accident investigators who find out the causes of air crashes
飞机失事原因的事故调查人员
Forecast Modeling of Flight Accident Rate for Aircraft Based on LS-SVM Method
基于LS-SVM的飞机飞行事故率的预测建模
cause chaos, and make planes and trains crash.
制造混乱，引发飞机和火车事故。
aircraft full emergency
飞机紧急事故的全面戒备
No less than fifty were wounded in the plane crash.
飞机坠毁事故中，多达五十人受伤。
After the crash, all planes is grounded until their engine is inspect.
飞行事故发生后，所有的飞机在接受发动机检查前均被禁止起飞。
The plane was diverted to Boston after the pilot declared an in-flight emergency.
机长宣布机内紧急事故后飞机转向波士顿。
There were more than ten serious casualties in the Monday plane crash.
有十多人在星期一飞机失事事故中受重伤。
aircraft crash-rescue vehicle
机场消防车专用于处理飞机火灾和事故
A British military spokesman said the crash was an accident.
英国军队发言人称飞机坠毁是(机械)事故。
You always hear about planes being delayed because of technical faults.
你总能听到由于技术事故而使飞机延期起飞的事。