Private aircraft occupy the lowest rung of the flight ladder.

在飞行梯队中，私人飞机处于最底层。

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So far, the photographer has photographed more than 800 private aircraft.

目前为止，他已经拍摄了800多架私人飞机。

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And there are very few "fixed based operators" (FBOs), the service centres based in airports that maintain and operate private aircraft, often on behalf of individual owners.

在中国，仅有少量“私人终点服务”(FBOs)，这类处于机场的为拥有飞机的人做维修服务并运营私人飞机的服务中心。

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Another example is China Aviation Corp, which acquired US-based Cirrus Industries, a private aircraft maker.

BBC: Viewpoint: Why Chinese firms buy Western rivals

When that happens can the private aircraft, and the industry that supports it, be a possible solution?

FORBES: Travel Is Going Social, Will Business Aviation Follow?

Private aircraft flights are banned over parts of Boston, Washington and New York.

CNN: Airports inconsistent on security, officials say