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wooden ruler
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vernier caliper
vernier scale
triangle ruler
telestrator
goniometer
clinical thermometer
punchcard
measurer
micrometre
protractor
bookmarker
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index cards
manometer
microstrip
paper scroll
measuring tape
roll tape measure
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GIF 动图
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wooden ruler
rulers
vernier caliper
vernier scale
clinical thermometer
punchcards
ogham
goniometer
triangle ruler
measurer
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wooden ruler
thermometer
clinical thermometer
roll tape measure
vernier scale
manometer
measurer
tape measure
measuring
vernier caliper
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tear-off calendar
mexican calendar
calendars
appointment calendar
timetabled
calendar
timetabling
wall calendar
datebook
calendaring
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clinical thermometer
measurements
wooden ruler
vernier scale
manometer
thermometer
thermometers
measurement
measuring tape
roll tape measure
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wooden ruler
clinical thermometer
vernier caliper
vernier scale
measurer
roll tape measure
yardstick
goniometer
tape measure
measuring device
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wooden ruler
yardstick
measurer
thermometer
triangle ruler
vernier scale
manometer
micrometre
hydrometer
clinical thermometer
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clinical thermometer
hydrometer
thermometer
ball-point pen
thermometers
insulin syringe
disposable syringe
micrometre
sewing needle
mechanical pencil
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music notations
tetrachords
tablature
notating
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sheet of music
seismograms
notation
rhythmicity
music notes
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measuring device
vernier scale
wooden ruler
manometer
measurer
micrometre
dosimeter
thermometer
roll tape measure
vernier caliper
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clinical thermometer
insulin syringe
hydrometer
disposable syringe
thermometer
cannula
ball-point pen
manometer
thermometers
train syringe
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wooden ruler
vernier scale
measurer
vernier caliper
hydrometer
micrometre
yardstick
measuring device
roll tape measure
goniometer
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wooden ruler
vernier scale
vernier caliper
hydrometer
roll tape measure
arithmometer
micrometre
rulers
measurer
block flute
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wooden ruler
vernier scale
vernier caliper
measured
goniometer
measurer
measuring device
measuring tape
measurement
roll tape measure
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wooden ruler
protractor
goniometer
micrometre
millimetres
measurer
roll tape measure
hydrometer
measuring tape
clinical thermometer
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measuring device
wooden ruler
vernier scale
manometer
measurer
dosimeter
micrometre
thermometer
roll tape measure
vernier caliper
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a sheet of paper
sheet of paper
paper scroll
blotting paper
empty paper
open envelope
folded paper
paper products
squared paper
envelope
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wooden ruler
clinical thermometer
roll tape measure
thermometer
vernier scale
manometer
measurer
tape measure
measuring
measuring tape
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wooden ruler
vernier scale
micrometre
measurer
measurements
measuring tape
roll tape measure
measuring
tape measure
goniometer
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brakhage
film frames
frame drawing
diacetate
film strip
barograph
photograms
radioteletype
microfluidic
kleinbild film
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letterheads
manuscript
page dividers
transcription
paper scroll
retrosheet
envelopes
letterhead
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microforms