ETC缩写的意思

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