Article 3. For the purpose of these Regulations, "irregular flight" means flight in civil air transportation which does not belong to any regular air service.
第三条本规定所称不定期飞行，是指不属于定期航班的民用航空运输飞行。
Article 3. For the purpose of these Regulations, "irregular flight" means flight in civil air transportation which does not belong to any regular air service.
第三条本规定所称不定期飞行，是指不属于定期航班的民用航空运输飞行。
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