an agency in the General Services Administration that is a security organization to provide a safe environment where Federal agencies can conduct their business
同义词：Federal Protective Service
fps详细解释
fps 或 f.p.s.abbr.（略语）Feet per second.英尺/秒：每秒钟英尺数 Foot-pound-second.Foot-pound-second.Frames per second.英尺一磅一秒
