機器
air
checking
concept
control
crisis
device
dial
energy
equipment
factory
fuel
gas
gauge
heat
heating
home
house
hydraulic
hydrostatic
industrial
industry
instrument
maintenance
manometer
measure
mechanic
metal
meter
natural
oil
petroleum
pipe
pipeline
pressure
production
pump
rig
russia
russian
service
station
steel
system
technician
technology
valve