Remote Manipulator System 
Requirements Management System 
Remote Minehunting System 
Record Management Services 
Rights Management Services 
Records Management System 
Resource Management System 
root mean square 
Remote Monitoring System 
Reconnaissance Management System 
Resource Management Staff 
root-mean-square 
Royal Mail Steamer 
Radian Means per Second 
Random Motion Simulator 
Random Motion Simulators 
Raytheon Missile Systems 
Record Management System 
Records Management Services 
Recovery Management Support 
Redundancy Management System 
Remote Monitoring Subsystem 
Risk Management System 
root mean squared 
Rotating Mass Storage 
radiation monitoring system 
Rate Monotonic Scheduling 
Recipe Management Standard 
regulatory manpower system 
Reliability Maintainability Supportabi…