英文關鍵字
bags
break
development
device
electronics
engineering
equipment
expensive
experiment
fabric
factory
hardware
industrial
industry
innovation
installed
instrument
lab
laboratory
machine
machinery
manufacturing
material
mechanics
motion
occupation
package
plastic
polymer
polymers
process
processing
producer
producing
production
professional
reinforced
research
ruler
sack
sample
scientific
slow
strength
string
structure
tape
technical
technology
tensile
test
tested
testing
thread
work