英文關鍵字
battery
bulb
calibration
circuit
circuits
conceptual
conductance
conductor
connection
current
diagram
ease
electric
electrical
electricity
electronic
electronics
element
engineering
friction
graphic
icon
illustration
inverse
isolated
light
measurement
mechanical
meter
multimeter
notion
ohm
opposition
parallel
parallels
passage
passes
power
quantity
resistance
resistor
schematic
series
shares
some
symbol
symbols
technology
that
the
through
vector
voltage
which
wire
with