单选题
3317. Those units and components which furnish a means of pressurizing, heating, cooling, moisture controlling, filtering and treating the air used to ventilate the areas of the fuselage within the pressure seals, as applicable ( )
3317. Those units and components which furnish a means of pressurizing, heating, cooling, moisture controlling, filtering and treating the air used to ventilate the areas of the fuselage within the pressure seals, as applicable ( )
A
如适用,提供增压,加热,冷却,湿度控制,过滤和处理用于通风增压密封机身内部区域的空气的装置和组件
B
如适用,提供增压,加热,冷却,温度控制,过滤和加压用于通风增压密封机身内部区域的空气的装置和组件
C
如适用,提供增压,加热,冷却,湿度控制,过滤和处理用于通风压力封严机身外部区域的空气的装置和组件
答案解析
正确答案:A
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