英文關鍵字
electronic
laser
water
measuring
equipment
black
glyph
symbol
pyrometer
industrial
weight
tool
ph
theodolite
infrared
technology
level
instrument
distance
temperature
gadget
measurement
accelerometer
planimeter
measure
atmosphere
fahrenheit
indicator
volumetric
length
range
dosimeter
inspection
icon
motion
graphic
animation
pictogram
hd
animated
item
sign