Vents, usually at the wing tips or tail, keep the pressure constant.

通气孔通常在翼尖或尾部，这些通气孔可以保持压力恒定。

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Vents, usually at the wing tips or tail, keep the pressure constant.

通气孔通常在翼尖或尾部，这些通气孔可以保持压力恒定。

youdao