结果表明：事故的主要原因是人为因素和环境因素，事故结果主要为飞机失去控制和可控飞行撞地的结果，飞机撞地后起火往往造成机组人员和乘客大量伤亡；

The results show that the main causes are human error by crew and environment factors resulted in loss of control and controlled-flight-into-terrain with terrible fire causing severe casualty.

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