뒷댐편

Chill Strip

뒷면 따내기

Back Chipping

뒷면 비드

Back Bead, Penetration Bead

뒷면 용접

Backing, Sealing Run or Backing run

뒷면굽힘시험

Rootbend Test

뒷면막기 용접

Backing Weld

뒷받침

Backing (Strip)

듀랄루민

Duralumin

드래그

Drag

드래그석션준설선

Drag Suction Hopper Dredger