管理和维护行李房，确保所有的行李安全存放在合适的位置。
Maintains and controls the use of the luggage room, ensuring that luggage is properly stored.
利用X射线双能量进行物质属性的判别，是机场、车站行李安全检查的一项基本技术。
The research is carried out to distinguish the different materials using dual energy X ray technology.
他的行李安全地存放在飞机上的某一处，或者，如果没有放好，那也不是他的错，这一点很要紧。
His baggage is safely stowed away in the plane somewhere, or if it is not, that isn't his fault, which is the main thing.
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