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component for the game in teaching, with a mechanism for the exchange of the surface produced serial, and complex formed by these elements.
component for the game in teaching, with a mechanism for the exchange of the surface produced serial, and complex formed by these elements.
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机译：教学中游戏的组件，具有用于交换产生的表面序列的机制，以及由这些元素形成的复杂内容。
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摘要
an element for game teaching, the kind that can produce more load-bearing surfaces of different designs.which may be combined with those of other similar elements to compose a complex, writing, images and the like, comprising a stand.a prismatic body based on the stand and bearing on its faces of designs, and a control device carried by the stand and adapted, when possible.to act on the body causing a rotation in a prismatic angle which by replacing each face of the face next.the control device is composed of a button whose transmission produces a rotation of the body in a direction set by prismatic.by means of a bolt that is part of an operational body inside, on a provision to rotate the exhaust by one end of the prismatic body.the set of elements includes a tray adapted to contain a number of elements arranged in rows and columns. figure 1.
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