railroad operating company

railroad car

assign the railroad to an army

railroad artillery

railroad bars

railroad launcher-train

railroad launching system

railroad mine

railroad mobility

railroad station traffic officer

railway maintenance and operating company

company tactical group / company tactical team

administrative company / administrative support company

battlefield operating system (BOS)

buffer and operating-rod group

common operating environment (COE)

contemporary operational environment / contemporary operating environment (COE)

deployment operating base

emergency fleet operating base

forward operating base (FOB)

ground operating equipment

missile operating area

naval base; naval operating base

naval operating base (fixed or temporary)

operating environment (OE)

operating forces

operating forces of the Navy

operating frequency

operating mechanism

operating principle

operating procedures

operating rod assembly

operating rod group