機器
actuator
big
compressed air
compressor
concrete
construction
cylinder
drive
electricity
energy
engine
engineering
equipment
force
gate
hydraulic
hydraulic cylinder
hydraulic fluid
hydraulic motor
hydraulic pants
hydraulic pipes
hydraulic press
hydraulic system
hydraulics
industrial
industry
infrastructure
large
linear
linear actuator
lock
mechanic
mechanics
metal
move
movement
piston
pneumatics
power
power transmission
press
pressure
pump
steel
strong
structure
technique
technology
tube
waterway