英文關鍵字
adaptation
automatic
box
breakers
building
circuit
circuitbreaker
construction
contractor
craftsman
current
domestic
electric
electrical
electrician
elinstallations
energy
engineer
engineering
fuse
fusebox
fuses
hands
housing
humanhand
industrial
industry
interior
job
ladder
lowangle
lowvoltage
mains
maintenance
newbuilding
occupation
pliers
power
profession
professional
renovation
renovations
repair
repairman
safely
screwdriver
service
skilled
supply
technician
technology
tools
view
voltage
wire
wires
wiring
worker