機器
hanger
beam
building
carry
crane
equipment
factory
girder
hang
head
heavy
hitech
hoist
hoisting
hook
hydraulic
industrial
industry
iron
lift
machinery
manufacture
manufacturing
mechanic
mechanical
over
overhead
overweight
plant
rail
robot
robotic
rope
shop
sling
structure
system
tackle
technology
tons
tool
transport
transportation
unloading
up
warehouse
weight
wire
workshop