water management: drinking water systems, irrigation systems, flood control, transportation: roads, bridges, airports, energy: power plants, pipelines, power distribution & transmission facilities, communication: post office, telephone networks, internet services, solid waste management: sewage, garbage collection, landfills, security: military, prisons, fire protection, social services: hospitals, schools, foster care, cultural & recreational: museums, parks, athletic stadiums,

6.7 Infrastructure/Categories & Examples

由
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？