英文關鍵字
building
carry
construction
crane
equipment
factory
gantry
girder
head
heavy
hoist
hoisting
hook
hydraulic
icon
industrial
industry
iron
lift
load
machine
machinery
over
overhead
overheadcrane
plant
rail
robot
robotic
rope
shop
sling
steel
structure
tech
technology
tons
tool
transport
transportation
warehouse
weight
wire
workshop
yellow