英文關鍵字
cable
construction
distribution
electric
electrical
electricity
energy
engineering
equipment
high
industrial
industry
insulators
line
metal
power
sky
station
substation
supply
technology
transmission
urban
voltage
wire
英文關鍵字
cable
construction
distribution
electric
electrical
electricity
energy
engineering
equipment
high
industrial
industry
insulators
line
metal
power
sky
station
substation
supply
technology
transmission
urban
voltage
wire