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stanje i perspektive u rudarstvu i odrţivi razvoj mining present state ...

stanje i perspektive u rudarstvu i odrţivi razvoj mining present state ...

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Rudarstvo 2011 / Mining 2011Z 25 - β 4 Z 22β 2Z 22β 2Z 21β s Z 29Z 26 - β 3 Z 23Z 27 - β 4 Z 23β s Z 11β s Z 10β 1Z 22Z 28 - β 3 Z 24β 1Z 25β 1Z 21Z 29 - β 2 Z 24β s Z 12Z 30 - β 4 Z 24β s Z 13β s Z 14β 1 Z 26Z 31 - β 2 Z 28β 3 Z 29β s Z 15β 1 Z 27Z 32 - β 2 Z 30β 4 Z 29β s Z 16β 1 Z 25Z 33 - β 3 Z 30β 4 Z 28β s Z 17β 2 Z 26Z 34 - β 3 Z 28β 4 Z 29β s Z 15β 1 Z 34β 2 Z 33Z 35 - β 3 Z 32β 4 Z 31β s Z 19Gdje je :λ = 1/ t r ; srednje vrijeme rada iβ = 1/ t rem ; srednje vrijeme remonta .LITERATURA1. Pavlović V ; Pouzdanost diskontinualnih sistema u površinskoj eksploataciji , Beograd , 1989.2. Popović N ; Nauĉne osnove projektovanja površinskih kopova , Sarajevo , 19843. Vujanović N ; Pouzdanost tehniĉkih sistema , Beograd , 1987.288

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