Ampaili demonstrator pointer-type ampaili demonstrator can change the direction of magnetic field teaching instrument experimental equipment
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172 sold.
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Teaching instrument | 2,000+ products
Archimedes' Principle Experiment Demonstrator J21007 Archimedes and Its Applied Physical Mechanics Buoyancy
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Animal and Plant Cell Comparison model animal cell model plant cell model Junior and Senior High School biological equipment
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17 sold.
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Preparation of hydrogen, carbon dioxide, oxygen device set, simple gas porous partition, junior high school chemistry experimental equipment
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Three-ball instrument solar eclipse total eclipse principle Sun, Earth, Moon astronomical fun popular science instrument Chinese English version direct supply
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1 sold.
230,401 so'm
Junior High School optical experiment box parallel light source physical optical instrument suit convex lens concave lens triangular prism
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DNA double helix structure model material deoxynucleotide chain base pair gene chromosome double strand
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55 sold.
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25004 rectangular glass brick rectangular physical and optical experimental equipment teaching instrument
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1 sold.
44,670 so'm
26017 chemical experiment waste liquid treatment device experimental teaching and wastewater treatment equipment teaching instrument
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54 sold.
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22203 air compression ignition instrument physical experiment equipment teaching instrument teaching aids air compression ignition instrument
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Plastic overflow Cup 250ml Archimedes principle tester accessories experimental teaching instrument physical equipment
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Recoil motion demonstrator power recoil thrust experimental equipment force and reaction force teaching
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Liquid pressure and depth relationship tester 21009-type physical experiment equipment junior and senior high school teaching instrument
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Physical experiment instrument for displaying power line and tip discharge phenomenon of normal motor junior and senior high school teaching equipment
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In stock wholesale biological experiment teaching instrument slicer plant stem branch specimen making freehand slicer
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In stock wholesale physics teaching instrument hand-cranking generator primary school science experiment equipment hand-cranking generator
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Verification of Straight Line Propagation of Light White Light Screen with Holes in Junior High School Physical Optics Experiment Primary School Scientific Inquiry Material
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147 sold.
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22223 Boyle's Law Demonstrator New Curriculum Standard Senior high school Physics Teaching Demonstration Experimental Equipment
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1 sold.
329,145 so'm
Resistance Coil 5Ω10Ω15Ω Ohm Fixed Value Resistor J23018 Electrical Experiment Measurement Resistor Three-Piece Set
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1 sold.
31,975 so'm
Wooden ruler 1 meter wooden ruler 1 meter scale measuring tool elementary school mathematics science ruler
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Burning spoon laboratory heating reaction tool sampling equipment chemical consumables teaching instrument long handle copper burning spoon
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594 sold.
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UFO card Bar box demonstration dynamometer flat spring scale 1/2.5/5/10N physics teaching mechanics experiment
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Single pole double throw switch physical electrical experiment equipment Series Parallel circuit switch teaching instrument
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21 sold.
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Electric hole punch manual drilling machine electric drill chemical laboratory rubber plug drilling teaching instrument
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11 sold.
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The principle of motor structure model electromagnetic demonstration physics teaching instrument motor principle instruction device J24020
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21 sold.
916,902 so'm
Natural marble 500g granular calcium carbonate limestone powder to produce carbon dioxide laboratory equipment
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1 sold.
11,756 so'm
Optical parallel lens suit 7-piece concave-convex lens vision correction demonstrator can be equipped with three-line light source
5.0
152 sold.
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Color Resolution Vision Meter Handstand Two-use Vision Meter Breadth Measurement Instrument Test Training Instrument Eye Teaching Experiment
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Cube group with hook wood block aluminum block iron block brass block junior high school physics teaching instrument mechanics experimental equipment
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1 sold.
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Factory Direct hair soil profile specimen five-color soil primary school science geography biological equipment specimen wholesale
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42 sold.
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Fine iron wire 100G for oxygen combustion about 80 m iron wire experimental supplies handmade DIY teaching instrument
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11 sold.
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The specific heat of the calorimeter object, the electric heat equivalent, the experimental measurement of physics in junior high school and senior high school, the thermal teaching aid instrument.
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205 sold.
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Wind cup anemometer handheld portable three-cup wind wind meter light wind meter Primary School scientific meteorological measurement
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1 sold.
282,124 so'm
Customized optical fixture set full set optical fixture base track bracket convex lens imaging optical experimental equipment teaching instrument
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21 sold.
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Manufacturer in stock plane mirror imaging experiment equipment semi-mirror object Image physical optical experiment device imaging
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39 sold.
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Junior high school chemistry experiment equipment suit junior high school entrance examination chemistry experiment equipment chemistry experiment box
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3 sold.
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Micro piezometer Liquid internal pressure and depth relationship Experimental physics teaching Experimental teaching instrument
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Handmade paper cutting tool yellow wax board professional multi-layer paper cutting pad no non-stick knife no shell hard beeswax plate
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Induction Box Biological Inoculation Box Uv Lamp Germicidal Box 27005 Biological Experimental Instrument Teaching Instrument
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Bronco Regular Measuring Instrument Procker Normally Measuring Instrument Teaching Instrument High School Physics Experimental Equipment
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2 sold.
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