英文關鍵字
crane
distribution
freight
warehouse
minerals
mining
mechanical
raw
industrial
handling
international
heavy
equipment
transport
bulkcarrier
supply
iron
industry
stowage
excavator
commodity
chain
terminal
grabber
machinery
sea
metal
loader
logistics
harbor
commerce
shipping
global
ship
exportation
steel
lift
economy
port
trade
action
craneclaw
maritime
infrastructure
investment
transshipment
operation
heavyduty
loading
bulk
resource
business
shipment
export
cargo
ore
resourcemanagement
dock
logistical
stacking
smelting