英文關鍵字
adjust
ahead
ahts
astern
boat
bowthruster
bridge
closeup
dynamic
engine
hand
industry
joystick
lever
maneuvering
maneuvers
marine
navigation
navigator
ocean
officer
operating
pitch
portside
positioning
pump
rudder
sea
ship
speed
starboard
steering
sternthruster
stop
sway
technology
telegraph
vessel