줄매기공

Rigger

줄매기비품공장

Rigging Shop, Rigging Loft

줄매기장치도

Rigging Plan

줄사다리

Jacob`s Ladder, Jack Ladder, Rope Ladder

줄솔

File Brush, File Card

줄실축

Solid Shaft

중간검사

Intermediate Survey

중간늑골

Intermediate Frame

중간보

Intermediate Beam

중간축

Intermediate Shaft, Tunnel Shaft