理论上卫星图已经足够支撑三期工程大部分滑行道跑道位置的确定了（尽管有些滑行道还只浇筑了转弯处的一段），可以择期画图
Theoretically, current satellite map is sufficient to figure out location of  most taxiway and runway built during Phase 3 construction project. Map update may be planned.