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Student trombone
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A kind of book supporting rack for student
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Management room card for student dormitory building
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Student positioning stool
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Electric heating student chair
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Card management box
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Intelligent magnetic card ticket
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A kind of magnetic card lifting apparatus of smart card
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Novel magnetic card
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Intelligent water meter
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Internet of Things technology experiment box f
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School preventer
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A kind of school information delivery system
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A kind of school shelter desk for earthquake
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A kind of teaching management chart hanger
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College students' psychological health test instrument
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Visual psychology test device
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A kind of eyeshade for psychological experiments
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A kind of occupation on-line education system
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Parallel bars for physical education
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