Radar Intercept Officer
Reports on International Organizations
Reusable Information Object
Russian Interface Operator
Reference Information Object
Remote I/O
COMPANHIA VALE DO RIO DOCE
Radar Intercept Operation
Radio Intercept Officer
Rail Incident Officer
Raytheon Infrared Operations
Red Iron Oxide
Redistributed Internet Object
Redistributed Internet Objects
region initiated order
Regional Information Officer
Regional Interface Operations
Reintegration of Offenders
Relocatable Input/Output
Remote Input/Output
Remote Integration Officer
Resusable Information Objects
right inferior oblique
Rio Airways
Rio de Janeiro
Roll-In Only
Real Internal Order
Regional Inspection Officer
Regional Intelligence Officer
Regionaler Industriepark Osterburken
Réseau Intertropical d'Ordinateurs