英文關鍵字
access
alpinism
arrest
ascender
belt
building
cable
cargo
centre
climbers
device
difficult
equipment
exhibition
fall
fixing
guy
harness
height
helmet
hoisting
indoors
industrial
inside
installation
job
lifting
line
load
man
operation
platform
prevent
protect
redundancy
rope
safety
support
system
technician
tether
tool
work
workman