英文關鍵字
boat
close
control
device
electrical
energy
engine
engineering
equipment
green
inside
interior
machine
machinery
mechanism
metal
motor
panel
pipe
plant
room
ship
technology
valve
vessel
英文關鍵字
boat
close
control
device
electrical
energy
engine
engineering
equipment
green
inside
interior
machine
machinery
mechanism
metal
motor
panel
pipe
plant
room
ship
technology
valve
vessel