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22025 Study on the Demonstration of Single Pendulum Motion Law Experiment of Single Pendulum Vibration Period Proportional to Pendulum Square Root 0.00 sold.775,840 so'm
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Lightning rod principle demonstrator tip discharge phenomenon and the formation of lightning physical experiment science teaching instrument 0.00 sold.611,268 so'm
Lightning rod principle demonstrator tip discharge phenomenon and the formation of lightning physical experiment science teaching instrument 0.00 sold.611,268 so'm
Hand-cranked three-phase AC generator J2420 middle school physics electrical instrument physics teaching instrument electromagnetism 0.00 sold.1,837,845 so'm
Plexiglass pipette rack multifunctional trapezoidal tube rack disc-shaped 28-hole rotatable experimental consumables rack 0.00 sold.117,552 so'm
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Qualitative filter paper fast medium slow 7/9/11/15/18cm filter paper laboratory large filter paper oil detection 0.00 sold.13,166 so'm
Electric Spark Dot Timer Initial Senior high school Physics Experiment Equipment Paper Feeding Belt Toner Tray Carbpaper 0.00 sold.5,643 so'm
Blue cap reagent bottle 25/100/250/1000/2000ml threaded glass wide mouth reagent bottle 0.00 sold.11,756 so'm
24038 electromagnetic induction demonstrator middle school physics magnetic field and electromagnetic field demonstration physics teaching instrument 0.00 sold.1,607,250 so'm
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J22024 Pendulum Vibration Image Demonstrator Senior high school Physical Mechanical Vibration and Wave Harmonic Motion Teaching Instrument 0.00 sold.705,309 so'm
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U-shaped tube drying tube with U-shaped tube glass 15 * 150mm 20*200mm laboratory U-shaped drying tube 0.00 sold.8,464 so'm
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Filter Bottle Filter Bottle Upper and Lower Mouth Chemical Experimental Instruments Large Congyou Glass Triangle Flask Teaching Instruments 0.00 sold.54,074 so'm
22027 resonance demonstrator Senior high school physics teaching instrument new curriculum standard demonstration experimental equipment teaching instrument 0.00 sold.747,628 so'm
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Measuring Average Speed Experimental suit Junior High School Physical Mechanics Experimental Instrument Solid Long Board Student Stopwatch 0.00 sold.32,915 so'm
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Ampere force demonstrator pointer type visual demonstration of the force of the energized straight wire in the magnetic field magnetic field on the current 0.00 sold.305,634 so'm
Oblique Throwing Motion Trajectory Demonstrator Using Water-jet Phenomenon to Display Oblique Throwing Motion Trajectory Senior high school Physics Teaching 0.00 sold.1,771,395 so'm
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