air-air data transmission
flue gas and air system
swift response and air-and ground first-aid
automatic programming and data system
Breast Imaging Reporting and Data System
breast imaging reporting and data system-ultrasoun
NSRDS National Standard Reference Data System
RDB Reference Data and Bias
vision and inertial data fusion
national standard reference data system
inertial [reference] frame， inertial [reference] system
Inertial Reference System
Bell system reference system
inertial [reference] system
6M50 combination compressor of air and syngas