These are simply air passage.

这些都是空气的通道.

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The air passage is called the air bleed.

空气通道叫通气孔.

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There are medicines that can reduce inflammations and open air passage.

有一些药物可以用于减轻炎症并使气道开放.

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The air passage of KZ - 28 vibroseis appeared icing phenomenon in winter operation.

KZ-28型可控震源的气路在冬季施工过程中常出现洁冰现象.

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Four different geometric dimension models of air passage had been developed.

建立了四种几何尺寸不同的空气通道模型.

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Friction on the wing surface from air passage.

来自空气流过的伞翼表面的磨擦.

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Conclusion: Diomed laser for UPPP can enlarge the horizontal air passage of soft palate.

结论: 高功率半导体激光与传统激光相比能最大限度地扩大软腭水平气道狭窄.

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It is used to put through or cut off the air passage in vacuum pipeline.

阀门用于接通或切断真空管路中的气流.

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