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Integrated interactive projection system
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Ball bouncing device
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Bead bouncing device
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Balanced gyroscope device
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Straddle riding type gyroscope equipment
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Gyroscope equipment
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Inverted pendulum device
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The matrix screen device that ring-type reconfiguration unit is constituted
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Display device
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Current exhibiting device
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Display device
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Rotation pendulum
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3d real-time reconstruction device
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Device for demonstrating Newton cradle
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Specimen identification display teaching system and method
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Ore identification showing and education system and method
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Magnetic mineral interactive display device
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Mineral fracture show system and method
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Physics mechanical wave and transverse wave demonstration device
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Shoe heel height setting machine
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