英文關鍵字
crane
equipment
industry
sky
telescopic
mobile
boom
industrial
load
transport
rope
hook
site
lifter
supply
construction
hydraulic
truck
machine
machinery
lifting
tall
vehicle
automobile
steel
up
blue
work
engineering
allterrain
yellow
delivery
silo
distribution
strap
tank
safety
development
beam
metal
heavy
silos
height
cargo
basket
transportation
hoist
erection