English listening training device for college English teaching
An English teaching and training device technology, applied in the field of teaching aids, can solve the problems of eardrum burden, affecting the effect of training, and falling asleep easily
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[0022] The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.
[0023] Such as Figure 1-3 The shown English listening training device for college English teaching includes a bracket 1, two fastening collars 2 are sleeved on the outer surface of the bracket 1, and the lower surfaces of the two fastening collars 2 are fixedly connected with supports Rod 3, the bottom end of two support rods 3 is fixedly connected with same placement plate 4, and the upper surface of placement plate 4 is fixedly connected with driving device 5, and one end of driving device 5 front is fixedly connected with the back side of cam 6, and the back of cam 6 The outer surface is overlapped with the upper surface of the extruded plate 7, and the lower surface of the extruded plate 7 is provided with two connecting rods 8, and the two connecting rods 8 pass through the through hole 9 and are fixedly connected to the upper surface of the ...
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