機器
blue
centrifugal
compressor
connection
construction
control
cooling
device
distribution
drive
electric
electric motor
electrical
energy
engine
engineering
equipment
factory
flange
flow
gear
industrial
industry
liquid
machinery
manufacturing
mechanical
metal
metallic
motor
pipe
pipeline
piping
plant
power
pressure
production
pump
rotor
steel
suction
system
technology
transfer
treatment
tube
valve
water
work