Simplified motorways and expressways in Île-de-France

This dataset contains all highways and expressways simplified by generalisation. Discontinuities and pending arcs have been corrected, also this layer does not represent the completeness of the data motorways and lanes quick. Some sections have been extended to ensure continuity visual. Version: 1本数据集收录所有经概括（generalisation）简化处理的高速公路与快速路。 已对不连续要素与待处理弧段（arc）完成校正，且本图层（layer）并不代表高速路网与车道数据的完整覆盖范围。 部分路段已作延伸处理，以确保视觉连续性。 版本：1