Изследване на поведението на конични купчини от гранули и прах / Investigation of the behavior of conical piles of granules and powder

Autor:	Dragnev, Dragni
Zdroj:	Обучение по природни науки и върхови технологии / Natural Science and Advanced Technology Education. 31(2):172-196
Databáze:	Central and Eastern European Online Library (CEEOL)
Externí odkaz:	https://www.ceeol.com/search/article-detail?id=1037458 Zobrazit plný text záznamu