機器
absolute
arrow
bar
bottle
chemical
control
device
dial
equipment
fluid
fuel
gas
gauge
horizontal
hydrostatic
image
industrial
industry
instrument
liquid
manometer
manufacturing
measure
measurement
metal
meter
object
pipe
pneumatic
power
pressure
production
psi
quality control
retro
row
scale
science
station
steam
steel
stress
system
tank
technology
test
tool
water
weight