agricultural engineering 1 [vynechat] automobiles 1 [vynechat] automobily 1 [vynechat] fuels 1 [vynechat] internal combustion engines 1 [vynechat] palivá 1 [vynechat] poľnohospodárska technika 1 [vynechat] spaľovacie motory 1 [vynechat] technical diagnostics 1 [vynechat] technická diagnostika 1 [vynechat] tribology 1 [vynechat] tribológia 1 [vynechat] tribotechnics 1 [vynechat] tribotechnika 1 [vynechat] vznetové motory 1 [vynechat]