Contrast learning device for marketing teaching
A learning device and teaching technology, which is applied to teaching aids, educational tools, instruments, etc., can solve the problems of inability to adjust the position and height of the comparison learning device, laborious explanation, and not necessarily listening to it, so as to achieve convenient observation, convenient comparison, and improvement. The effect of flexibility
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[0031] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0032] see Figure 1-10, in the embodiment of the present invention, a kind of marketing teaching comparison learning device comprises display main board 1, and the top front end of display main board 1 is fixedly connected with connecting plate 2, and connecting plate 2 is provided with chute 3, and chute 3 is slidably connected with roller 4 , the roller 4 is connected to the display sub-board 5 through the shaft rotation, the top of the display sub-board 5 ...
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