Bevel friction coefficient tester e loketse ho lekola coefficient ea khohlano ea pampiri, karete, filimi ea polasetiki, selae se tšesaane, lebanta la conveyor le lisebelisoa tse ling. Ka ho lekanya boreleli ba thepa, re ka laola le ho lokisa ho buloa ha mokotla oa sephutheloana, lebelo la ho paka ...
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