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ÃÈÏÅÐÁÎËÎÈÄÍÀß ÏÅÐÅÄÀ×À
ÃÈÏÅÐÁÎËÎÈÄÍÀß ÏÅÐÅÄÀ×À
ÃÈÏÅÐÁÎËÎÈÄÍÀß ÏÅÐÅÄÀ×À ÃÈÏÅÐÁÎËÎÈÄÍÀß ÏÅÐÅÄÀ×À, çóá÷àòàÿ öèëèíäðè÷åñêàÿ ïåðåäà÷à ñî ñêðåùèâàþùèìèñÿ îñÿìè, â êîòîðîé çóáüÿ íàðåçàíû íà ãèïåðáîëîèäàõ âðàùåíèÿ. Ïðèìåíÿåòñÿ ðåäêî èç-çà ñëîæíîñòè èçãîòîâëåíèÿ.
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Äîáðî ïîæàëîâàòü!
Áîëüøàÿ Áèáëèîòåêà
ïðèâåòñòâóåò Âàñ!

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