機器
3d
abstract
architect
architectural
architecture
backdrop
background
beams
blueprint
cad
column
columns
construct
construction
contractor
design
detailed
draft
draw
drawing
engine
engineer
engineering
facility
gear
geometry
grunge
grungy
illustration
interior
layout
line
machinery
metal
outline
paper
pencil
plot
print
projection
reconstruction
scheme
shape
sketch
structure
technical
urban
white