Airports Dataset

A cleaned and structured open dataset of airports with codes, names, and geographic coordinates. This release adds normalized fields, JSON export, schema documentation, validation scripts, citation metadata, and release metadata.一份经清洗并结构化处理的开放机场数据集，涵盖机场代码、名称与地理坐标信息。本次发布新增了标准化字段、JSON导出功能、数据集架构文档、验证脚本、引用元数据与发布元数据。