機器
board
box
circuit
code
connection
construction
controller
current
diode
electronic
electronics
equipment
footprint
hammer
hardware
historic
industry
isolated
isolation
kit
lead
machinery
medical
medicine
metal
microchip
office
on board
printed circuit board
red
repair
resistor
screw
set
solder
soldered
steel
technical
technology
tension
tht
tool
toolbox
tools
via
white
work
wrench
yellow