Novel interactive education and teaching show device
The invention discloses a novel interactive education and teaching show device which comprises a main body, wherein a first groove is formed in the front side face of the main body; a first writing board, a second writing board and a third writing board are arranged in the first groove; the rear sid...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a novel interactive education and teaching show device which comprises a main body, wherein a first groove is formed in the front side face of the main body; a first writing board, a second writing board and a third writing board are arranged in the first groove; the rear side face of the first writing board and the second writing board is fixedly connected with a first slide block; a first chute formed in the first groove corresponds to the first slide block; a second chute is formed in the lower side face of the first groove and is connected with a second slide blockat the bottom of the second writing board in a sliding manner; a fifth chute is formed in the lower side wall of an avoidance groove and is connected with a fourth slide block at the bottom of the third writing board in a sliding manner; a straight slot is formed in the fourth slide block; and second slots are formed in the side walls on two sides of the fifth chute and correspond to the straightslot. According to the sho |
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