전마선

Boat

전면 필릿용접

Fillet Weld in Normal Shear, Front Fillet Weld

전복모멘트

Upsetting Moment

전부하

Full Load

전선관통쇠붙이

Cable Grand

전선도관

Backing Plate, Cable Saddle

전선밴드

Cable Band, Cable Clip

전선지지쇠붙이

Cable Hanger, Cable Saddle

전성관

Speaking Tube, Voice Tube (Pipe)

전속

Full Speed