機器
architectural
architecture
background
blueprint
blueprints
business
circle
compass
construction
design
designer
dimensions
document
draft
drawing
dwelling
engineer
engineering
equipment
estate
floor
geometry
housing
illustration
industry
layout
line
measurement
measurements
mechanical
modern
paper
paperwork
pencil
plan
plotter
print
project
rolled
schematics
scheme
scrolls
structure
technical
technology
tool
tools
wood
working