英文關鍵字
boats
build
building
coast
construction
cranes
dock
energy
equipment
floating
harbour
heavy
hydrofoil
industrial
industry
iron
island
machines
manufacture
manufacturing
maritime
mast
metal
meteor
nautical
peter
petersburg
plant
platform
port
power
repair
river
russia
sea
ship
shipbuilding
shipping
shipyard
shooting
shore
sky
steel
technology
tower
transport
transportation
vessel
water
work