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a pistol shaped gland
tensioner
watchmaking
two-stage lock
piston valve
tanfoglio
vostok
magnetotail
wheel hub
valve cap
brake mechanism
micrometer
ngc
electrical clamp connector
cassini
torqueflite
combustor
bearing compass
vector screw
fernandopulle
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图片
GIF 动图
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watchmaking
tourbillon
antihydrogen
a pistol shaped gland
valve cap
commutator
mechanical watch
piston valve
two-stage lock
zenit camera
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microtome
watchmaking
variometer
microfilming
brake mechanism
micrometer
twin-lens reflex
microscopes
wheel hub
articulator
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ball milling cutter
watchmaking
mechanical watch
omnitrix
abloy
milling cutters
presser foot
magnetic compass
univalve
piston valve
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brake mechanism
tokamak
half gear
two-stage lock
helios 44m-4
wheel hub
film reel
magneto-optical disk
centrifugal
exomars
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mechanical watch
watchmaking
tourbillon
brake mechanism
wristwatches
wristwatch
light-alloy rim
alloy rim
alloy wheel
motorcycle rim
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watchmaking
mechanical watch
tourbillon
open-face watch
gyroscopes
chronometers
chronometer
tritium
gyrocompass
bearing compass
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electrical clamp connector
ball milling cutter
milling cutters
tensioner
piston valve
wire tensioner
lens extender
solenoid
pressure regulator
valve cap
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watchmaking
mechanical watch
microtome
tourbillon
bearing compass
micrometeorite
brake mechanism
tourneau
gyroscopes
photomultiplier
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brake mechanism
tokamak
half gear
two-stage lock
helios 44m-4
wheel hub
film reel
magneto-optical disk
centrifugal
exomars
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brake mechanism
half gear
film reel
gear wheels
sprocket
wheel hub
cog wheel
gears
rotor
cinema 4d
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watchmaking
mechanical watch
tourbillon
magnetic compass
light-alloy rim
chronometer
gyroscopes
microtome
micromachining
bearing compass
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watchmaking
reticle
ophthalmoscope
double head microscope
halogen bulb
male watch
tritium
fresnel
magnifying lens
micrometer
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mechanical watch
variometer
watchmaking
analog watch
the bezel
wristwatch
piston
open-face watch
chronometer
magnifying lens
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brake mechanism
tokamak
half gear
two-stage lock
helios 44m-4
wheel hub
film reel
magneto-optical disk
centrifugal
exomars
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brake mechanism
half gear
film reel
gear wheels
sprocket
wheel hub
cog wheel
gears
rotor
cinema 4d
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watchmaking
two-stage lock
micrometer
a pistol shaped gland
magnetic compass
presser foot
locksmithing
microtome
vector screw
helios 44m-4
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watchmaking
mechanical watch
movado
tourneau
helios 44m-4
celebutante
male watch
chronometer
seiko
men's watch
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watchmaking
locksmithing
watchmaker
rifling
mechanical watch
watchmakers
microtome
macro shooting
gunsight
micromachining
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brake mechanism
half gear
film reel
gear wheels
sprocket
wheel hub
cog wheel
gears
rotor
cinema 4d
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hub cap
rotating beacon
ufo interior
micrometeorite
circular star shield
ceiling light
tokamak
bell button
v838 monocerotis
centrifugal