めまい
aerial
air cylinders
arm
boom mounted
crane
device
elevated
elevation
emergency
equipment
escape
fire
firefighting
heaven
height
high
hydraulic
hydraulic arm pneumatic
industrial
ladder
ladder truck
lever
lift
limb
mechanical
mounted
pneumatic
raise
rescue
safety
savings
stairway
telescopic boom
top view
training
transport
transportation
truck
urgency
van
vision