英文關鍵字
air
and
close
connection
control
design
dynamics
engineered
engineering
flow
fluids
forces
hydraulic
hydraulics
industrial
industry
joint
liquid
metal
metallic
open
project
supply
tube
tubes
valve
valves
water
with
英文關鍵字
air
and
close
connection
control
design
dynamics
engineered
engineering
flow
fluids
forces
hydraulic
hydraulics
industrial
industry
joint
liquid
metal
metallic
open
project
supply
tube
tubes
valve
valves
water
with