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Modelling shape of architectural structure: Elliptic hyperboloid of one sheet
(Institut za arhitekturu i urbanizam Srbije, Beograd, 2014)
The combination of straight lines of constructive elements and curved contours of structural shapes is always challenging in the engineering practice. The 2nd order surface - elliptic hyperboloid of one sheet (ELHY) provides ...
Harmonization of European track quality / Harmonizacija evropskog kvaliteta koloseka
(Društvo za ispitivanje i istraživanje materijala i konstrukcija Srbije, Beograd, 2014)
This paper deals with characterisation of track geometry, track measuring and recording system, as well as geometric quality levels. The legal framework and state of the art in the field of harmonization of track geometry ...