機器
abstract
architect
architectural
architectural project
architecture
background
blueprint
building
business
caliper
concept
construction
constructor
design
diagram
document
draft
drafting
draw
drawing
drawings
engineer
engineering
flat
gear
geometry
house
illustration
industry
layout
line
machinery
mechanical
paper
plan
production
project
ruler
scheme
sketch
sketching
technical
technology
tools
work
workspace
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