prov - RA s
- prove and commission
- prove-out
- prove-out engineer
- proved coal field
- proved gas reserves
- proven deposits
- proven gas reserves
- proven technology
- prover
- provident fund
- providing period
- proving
- proving ground
- proving levers
- proving trials
- proving-ring problem
- provisional accounts
- provisional map
- provisional patent
- provisional protection
- provisional specification
- provisional stiffening ribs
- provisional type certificate
- provisions for termination of service before final completion
- provisions of the law with regard to form
- proxicon
- proximate analysis of fuel
- proximate distance sensor
- proximate function classification
- proximeter
- proximeter transducer
- proximity
- proximity bridge
- proximity control log
- proximity correction
- proximity detector
- proximity effect
- proximity focused image tube
- proximity focusing
- proximity interference
