4. 3 期 李文翎等:基于 GIS 的广州城市时间地图研究 221
图 1 繁忙时间公交车与出租车对比
Fig.1 Comparison of transportation time between bus and taxi during peak demand in Guangzhou
图 2 公交车繁忙时间与闲时对比
Fig.2 Comparison of bus travel time between peak and off-peak periods in Guangzhou
图 3 地铁等时线图
Fig.3 The isochronal map of subway in Guangzhou