movi - nitr
- natural element
- natural frequency vibration test
- natural gas injection
- natural hardness
- natural impedance
- natural magnet
- natural mode
- natural period
- natural pitting corrosion
- natural powder
- natural-water corrosion
- naturally bonded molding sand
- naturally occurring oxide film
- nature
- nature of injection
- near end
- near-gravity materials
- near-mesh materials
- nearby (energy) level
- nearest neighbo rs positions