Air Damper

통풍댐퍼

Anchoring Test

투양묘시험

Anchoring Gear, Anchoring Equipment

투양묘장치

Air Tunnel, Wind Tunnel, Wind Channel

풍동

Aerovane

풍량풍속계

Anemometer

풍속계

Anemoscope

풍향계

Alloy

합금

Alloy Steel

합금강

Alloying Element

합금원소