Children's Residential Facilities 
Combustion Research Facility 
Chronic Renal Failure 
Case Report Form 
Compressor Research Facility 
Corticotropin Releasing Factor 
Cable Retransmission Facility 
Capital Recovery Factor 
Central Retransmission Facility 
Channel Reassignment Function 
Connection - Related Function 
Correspondence routing form 
Cross Reference File 
Cryptographic Repair Facility 
Canister Rotation Facility 
case report forms 
Catholic Reaction Force 
Celestial Reference Frame 
Cell Relay Function 
Central Repair Facility 
CHILD RESTRAINT FIXTURE 
cloud radiative forcing 
Communications Resource Facility 
Concentrator Relay Function 
Content Reference Forum 
CONTROL RELAY FORWARD 
Crisis Response Force 
Crypto Repair Facility 
cryptographic repair facilities 
Customer Requirement Form