機器
apparatus
back
backside
building site
cable
civil engineering
construction
diesel
door
electric
electrical
electricity
energy
engine
engineering
equipment
fuel
gasoline
generating
generator
industrial
industry
inside
installation
instrument
metal
mobile
mobility
motor
open
opened
outlet
plug
portable
power
rear
site
steel
supply
technology
tool
transport
turbine
use
van
vehicle
watt
welding
wire