Keep car Windows and air vents closed and listen to an EAS radio station.

紧闭车窗和通风口，跟听应急中心的收音机频道。

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High-efficiency heat exchange and rear panel air vents ensure maximum air flow.

高效率的热交换和背板通气孔保证了最大空气流量。

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Adjust heater blower and fans to high and low and check the air vents for air-flow rate.

调高和调低加热风机和风扇并检查各个通风口的空气流量。

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It travels through air vents and cracks in walls, along ventilation and elevator shafts, and up stairways.

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In fact, it looked like it even had an edge with perforated holes on the bottom to act as air vents.

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Positioned centrally on the center console is a 10.2-inch touchscreen that is framed by an aluminum surround and central air vents.

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