Blackboard with multiple combination types
A blackboard type technology, applied in the field of teaching equipment, can solve the problems of reducing the physical strength of teachers and blackboard reflections, and achieve the effects of improving teaching quality, reducing reflections, and facilitating observation
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[0032] The present invention will be further described below in conjunction with accompanying drawing and specific embodiment:
[0033] In the description of this specification, the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and The description is simplified, but does not indicate or imply that the referred device or unit must have a specific orientation, be constructed and operate in a specific orientation, and therefore, should not be construed as limiting the present invention.
[0034] Such as Figure 1 to Figure 11 As shown, a blackboard with multiple combinations includes a frame 1, and the inside of the frame 1 is provided with a first movable board 2 and a second movable board 3 that can move forward and backward, and the second movable board 3 is located at the fir...
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