Although in-flight infections thrive in dry environments like airplanes, your risk of getting sick from an airplane is actually low because of the air filters used.

尽管在飞机等干燥环境中，飞行的过程中很容易滋生传染病，但由于飞机上使用了空气过滤器，因此你在飞机上得病的风险实际上很低。

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Several airplane companies offered equipment to be used in the plane.

几家航空公司提供了飞机上需要使用的设备。

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With the advantages noted, spruce became very widely accepted as the primary material to be used in building an airplane.

随着优势指出，云杉变得非常广泛接受为主要材料是用于建筑的飞机。

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The duralumin build, which is the same stuff used in airplane construction, feels insanely solid, and there's absolutely no bend to the top half of the chassis.

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Using advanced design software typically used in auto and airplane design, they were able to figure our how to model the advanced shapes and surfaces that Gaudi's avant garde plans demanded and building continued.

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One big seller: the coal-derived carbon material that is used in the smelting of aluminum, which in turn is in strong demand in the airplane and construction industries.

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