機器
chemical
control
device
dial
energy
engineering
factory
field
fitting
fluid
fossil
fuel
gas
gasoline
gauge
indicator
industry
instrument
macro
manometer
measurement
measuring
nature
nobody
oil
part
petroleum
pipe
pipeline
power
pressure
pump
rig
station
steam
steel
system
tap
technology
thermal
tool
tower
transmission
transport
valve
winter
work