英文關鍵字
filament
macro
plastic
technology
engineering
fdm
head
industrial
innovation
model
printer
process
processing
production
industry
manufacturing
laboratory
closeup
device
machine
making
tool
modern
prototype
science
additive
equipment
extruder
modelling
3d
3dprinter
design
detail
digital
diy
electronics
extrusion
machinery
mechanism
polymer
thermoplastic
work
business