Hello, my name is Michal and i would like to tell you something about spacecraft, exploration and mystery of universe. If u have any questions during my presentation, please feel free and ask if u interest. Everything began in 1961 when the American president Kennedy announced the goal of sending astronauts to the moon before the end of the decade. Eight years of the hard work by thousand Americans allowed in 1969 to launched the Apollo 11 with the astronauts on capsule to the Moon. First astro...

telling about exploration of universe

Podľa ďalšieho spôsobu výpočtu indexu prekaliteľnosti môžeme nakresli Jominyho krivku prekaliteľnosti, ktorou riešime konkrétne úlohy. Vo vzdialenosti 1,5 ; 9,5 ; 35 mm od čela skúšobného telesa určíme hodnoty tvrdosti.

Prekaliteľnosť 1. I.