英文關鍵字
alternate
alternating
circuit
coil
current
danger
delivery
direct
distribution
electric
electrical
electricity
endurance
endure
energetic
energy
equipment
experiment
full
generation
igniting
illuminated
industrial
industry
innovation
insulate
insulation
invention
light
lightning
nikola
power
scientific
sketches
spark
sparks
spiral
structure
technology
tesla
thunderbolt
thunderbolts
transformer
transmission
transmit
video
voltage