機器
assembly
automation
bar
bulldozer
car
chrome
connectors
construction
energy
engine
engineering
equipment
fuel
gas
group
heat
heavy
hose
hydraulics
industrial
industry
injection
liquid
macro
measurement
mechanical
metal
needle
oil
part
pipe
pipeline
piston
power
pressure
pump
raw
row
sensor
stainless
steel
system
tank
tap
technology
tool
valve
white
work