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Механизацията вече не е мистерия

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Enhanced equipment styles lowered put on and improved effectiveness. Mathematical gear models were designed during the mid 17th century. French mathematician and engineer Desargues built and manufactured the first mill with epicycloidal tooth ca. Благодаря своей мобильности, малые механизмы легко перемещаются по территории, что делает их незаменимыми помощниками в https://shulamithd582ekt2.ouyawiki.com/user

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