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青华科教仪器有限公司
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hydraulic turbine model rotating axial flow impact type physical mechanics science and education instrument for junior and senior high schools
CN ¥ 25
demonstration of the relationship between fluid flow rate and pressure high school physics experiment equipment teaching instrument
CN ¥ 75
capable conversion experiment device junior and senior high school physics experiment instrument science and education instrument teaching demonstration
CN ¥ 35
coil spring set hooke‘s law junior and senior high school physical mechanics experimental equipment science and education instrument
CN ¥ 12
archimedes principle application experiment device junior and senior high school physics experiment instrument science and education instrument
CN ¥ 25
liquid-to-vessel wall pressure demonstrator junior and senior high school physical mechanics experimental equipment science and education instrument
CN ¥ 14
the effect of magnetic field on current tester physics experiment science and education in junior and senior high schools instrument teaching demonstration
CN ¥ 27
magnetic induction demonstrator electromagnetic magnetic field demonstration physical experiment science and education instrument experimental apparatus
CN ¥ 40
pressure and pressure demonstrator junior and senior high school physics experiment instrument teaching demonstration set
CN ¥ 14
counting sheet primary school mathematics calculation arithmetic method science and education instrument round triangle square for students
CN ¥ 3.5
demonstration electromagnetic relay junior and senior high school optical physics teaching experiment demonstration science and education instrument
CN ¥ 45
the transmit of light reflection refraction tester science and education instrument for physics and optics experiment in junior and senior high schools
CN ¥ 33
foil electroscope teacher general education science and education instrument experimental use teaching demonstration student
CN ¥ 21.9
qinghua gas work internal energy reduction demonstrator junior and senior high school physics experiment instrument teaching demonstration
CN ¥ 27
score film problem primary school mathematics score film teaching aids demonstration science and education instrument intelligence toy student plate
CN ¥ 3.5
oral arithmetic simulator primary school mathematics teaching instrument arithmetic counting addition， subtraction， multiplication and division algorithm demonstration
CN ¥ 16
materials for exploring pythagorean theorem primary school junior high school mathematics geometry right angle pythagorean theorem teaching science and education instrument
CN ¥ 6.5
left and right hand rule demonstrator ampeili loren magnetic physics teaching experiment science and education instrument
CN ¥ 22
glue stick attached fur teaching demonstration electrostatic experiment a pair of junior high school physical mechanics science and education instruments
CN ¥ 9.5
inertia demonstrator trajectory experiment of physical force newton‘s law of junior high school and senior high school
CN ¥ 13
buoyancy principle demonstrator junior and senior high school physics experiment instrument teaching demonstration science and education instrument
CN ¥ 35
tube rack general education science and education instrument chemistry laboratory use teaching demonstration 9 holes tube rack
CN ¥ 15
magnetizer teaching instrument magnetizing apparatus dual-purpose physics experimental apparatus science and education instrument
CN ¥ 120
three primary colors of light synthetic experiment device junior and senior high school physics experimental apparatus science and education instrument teaching
CN ¥ 28
plastic wash bottle junior and senior high school chemistry experiment science and education instrument 250ml red bottle head cleaning bottle
CN ¥ 3
hydra anatomy model junior and senior high school biology teaching aids science and education instrument animal model
CN ¥ 60
lifting platform junior and senior high school physics experiment science and education instrument teaching demonstration experimental apparatus
CN ¥ 65
tripod iron tripod tripod tripod junior and senior high school chemical experiment consumables science and education instrument
CN ¥ 5.5
transparent liquid container plastic barrel junior and senior high school physical mechanics experimental apparatus science and education instrument teaching
CN ¥ 20
resistance ring 5 euro 10 euro 15 ohm fixed value resistance junior and senior high school physics experiment science and education instrument
CN ¥ 14
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