| 摘要 |
An aircraft comprises a cover wall without the door so that passengers cannot go back and forth a flight deck and a cabin; means for indicating urgent closing provided in one of the flight deck and cabin; a closing control part which closes information machines and equipment so that the acting information of the passengers in the cabin does not transmit to the flight deck when the urgent closing indication means indicates; and means for communicating outside at cabin side provided at the cabin, communicating with the external communication bureau including a control tower and communication device so that it can prevent to occur to the hijack and can prevent to happen the suicidal-explosion terrorism.
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