英文關鍵字
electronic
water
measuring
equipment
device
black
glyph
symbol
pyrometer
thermometer
industrial
weight
tool
dynamometer
theodolite
infrared
technology
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