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Съображения, които трябва да знаете за механизацията

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Improved gear types decreased don and elevated performance. Mathematical gear types were designed in the mid seventeenth century. French mathematician and engineer Desargues developed and built the primary mill with epicycloidal teeth ca. Що се отнася пък до крановете, те също имат важна роля в хода на строенето. С https://friedricho149rle6.wikievia.com/user

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