Because of the possibility of one passenger in a million boarding an aircraft with a weapon, the other 999,999 passengers must subject themselves to searches and delays.

由于一百万人中可能有一名乘客会携带武器登上飞机，其他999,999名乘客必须接受搜查和延误。

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The spokesman said the flight had been cleared and all procedures adhered to "prior to the passenger boarding the aircraft", making it unlikely charges would follow.

这位发言人说在这名乘客登上飞机之前已经详细地检查过了飞机，随后的程序也都经过了详细的检查和核实，应该没有任何可以指责的地方。

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Bosch Rexroth will provide project engineering, shipment and installation of the complete hydraulic drive and control systems, as well as the automation for the passenger boarding stations.

博世力士乐将为该完整的液压驱动和控制系统提供项目工程、运输和安装，以及乘客上落站的自动化系统。

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When a traveller enters an airport with one of these smart cards, sensors read the passenger's card and automatically send a gate number and electronic boarding pass to the passenger's smartphone.

BBC: In brief: Ash cloud threatens UK flights

Mr. Tikvesa prints out an extra boarding pass for the passenger's connecting flight so he can scan them into Delta's computer system once the passenger is on board.

WSJ: The Tarmac Express: A Porsche to the Plane

"There are various means of delivering passenger safety instructions and abandon ship instructions, but we believe ... the existing international requirement that we provide this instruction within 24 hours can be bettered by doing it immediately upon (passenger) boarding, " said Michael Crye, executive vice president of Cruise Lines International Association.

CNN: Cruise industry adopts new safety policy