英文關鍵字
brown
cable
carve
close
closeup
color
connection
connector
construction
contractor
copper
cut
cuter
cutter
danger
defuse
domestic
earth
electric
electrical
electrician
electricity
energy
engineering
equipment
fiber
fix
flexible
force
ground
group
hand
hardware
holding
human
industrial
industry
installation
instrument
insulation
isolated
line
maintenance
material
metal
nippers
optical
people
pincers
pliers
plug
power
professional
red
repair
repairman
safety
service
standard
stranded
strip
striping
stripper
supply
technician
technology
tool
wire
wiring
work
worker
yellow