英文關鍵字
accuracy
bench
calculating
calipe
construction
craft
cut
cutting
engineer
engineering
equipment
experienced
expert
factory
gloves
hand
hard
hat
helmet
indoors
industrial
industry
job
lifestyle
maintenance
making
manual
manufacturing
measure
measuring
mechanical
mechanician
metal
occupation
overalls
plant
professional
progress
protective
repair
repairing
repairman
safety
saw
service
sharp
skill
technician
technology
tool
tools
vernier
vise
work
worker
working
workshop