That still leaves the issue of how to choose between one safety gate, for instance , and another.

仍然叶片的问题是，如何选择一安全门，举例来说，和另一个。

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The paper gives an introduction to the structural characteristic and working principle of horizontal moving safety gate with high reliability performance.

主要介绍了高可靠性平动安全门的结构特点以及工作原理。

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I shared the yellow-painted safety path with hundreds of other first-shifters walking toward the security gate to leave.

我和上百个人一起分享刷成黄色的安全通路经过安全门离开。

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In a statement, the airline said it was co-operating with the FBI and the authorities in the Netherlands and was working with Gate Gourmet "to ensure the safety and quality of the food" served on board.

BBC: Needles found in Delta Air Lines on-board sandwiches

On Tuesday, a Japan Airlines Boeing 787 readying for takeoff at Boston Logan International Airport sprang a leak from its main engine, spilling about 40 gallons of fuel onto the runway and causing safety workers to tow it back to the gate.

BBC: Is the Boeing Dreamliner safe?

"We are cooperating fully with Air Canada and have complied with our customer's request to its caterers to heighten food safety procedures, including inspection and screening of all products boarded on flights, " said Gate Gourmet spokeswoman Christina Ulosevich.

CNN: Passenger finds needle in Air Canada sandwich