TERRAIN, Pierce County, WA

Terrain data, as defined in FEMA Guidelines and Specifications, Appendix N: Data Capture Standards, describes the digital topographic data that was used to create the...依据美国联邦紧急事务管理局（Federal Emergency Management Agency, FEMA）指南与规范的附录N：数据采集标准所定义的地形数据，指的是用于生成……的数字地形数据。