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![]() Testing of the Foucaults pendulum while system is cooling down |
![]() Russia-Slovenia Direct broadcasting from St.-Petersburg |
![]() Ну, за криогенику! |
![]() Добыча медного купороса в лабораторных условиях |
Scripts (c) P.Kravtsov, A.Zamolotskih, 2002-2007.