英文關鍵字
area
automated
big
boat
bridge
busy
button
cargo
carrier
channel
commerce
computer
console
container
control
controlling
crew
equipment
forward
hand
industrial
industry
instrument
joystick
lever
lot
machine
many
mooring
off
panel
port
sail
sea
ship
shipping
stack
station
stick
switch
technology
terminal
transport
transportation
transporter
tug
vessel
white
winch
wing