英文關鍵字
architect
computer
construction
contractor
control
conversion
development
electric
electrical
electrician
electricians
electricity
energy
engineer
engineering
equipment
etl
foreman
hardhat
helmet
industrial
industry
inspector
laptop
lep
lines
male
outdoors
power
professional
renewable
safety
specialists
sunset
technician
technology
transmission
wiring
work
worker
workwear