vis缩写的意思

RBV AYH ASN CCTT HSUS PI D-Day CIP AR SD Demo AIC CNKI AA PIR WMIC Z AS PMRC aar BS ARU CAS MC FP IAF RH ADS DJ IFLA PRD OSHL CRl AICARDES vis CMRS PFMEA LDB DSS PRD ADC boil NESRI DIDMCA DCT sif ACTC Phil BP IAU ADI NHA ONG SLR TUC naut SRS CBE GMSS ACCAUD