FRS缩写的意思

AS AHGOLEOD CFC P.E.O. THC API AT DOW AC NFAP APFTPOS TSP NFPARR PEFC ESS PS ED DIL ES RORSAT ARIS OHS MP EM C&T EGR RU FCLPRC MPN FRS IAQ SM OSUCFM PER AR SR SBR LOI ACODS IPCC EOC APN ETC APC PEL FFCS UKWAS DC SE FFES APL WWTS WBGT LJ EI CASS ASBL AFOC TS TPES