機器
accuracy
background
caliper
calliper
centimeter
closeup
constructing
control
craft
detail
device
distance
engineering
equipment
factory
gauge
hand
inch
industrial
industry
instrument
length
measure
measurement
metal
metallic
meter
metric
micrometer
millimeter
number
object
old
precise
precision
quality
rule
ruler
scale
size
stainless
steel
technician
technology
thickness
tool
trammel
vernier
work