機器
air
arrow
background
bar
blending
care
control
dial
energy
engineering
equipment
flow
fuel
gas
gauge
high
hydrant
indicator
industrial
industry
instrument
liquid
maintenance
manometer
manufacturing
measure
measurement
measuring
metal
meter
numbers
object
pipe
power
pressure
psi
pump
safety
scale
station
steel
tank
technology
temperature
tool
transmission
tube
valve
water