Галилео. Шариковые ручки
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Как изготавливают шариковые ручки на производстве? Почему шарик не выпадает из стержня ручки?
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![[GalileoRU] Галилео. Шариковые ручки](https://sun9-58.userapi.com/impg/66FSpz-_9LgcmYn4Iphy3slUUbBA5ulK4VKSuw/0lzfKGtOPDk.jpg?size=320x240&quality=95&keep_aspect_ratio=1&background=000000&sign=dbe3c82ccb0f1d4be1f672fb82e801fb&c_uniq_tag=vBdG9oPGFyzKujZVzDoxtu9q5tdd4jRjc7E-DoffbL0&type=video_thumb)
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