PONS OpenDictДобави предложение
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едноезични примери (не са проверени от PONS редакцията)
Examples include technetium-95 and promethium-146.
en.wikipedia.org An example of this is a molybdenum-99 generator producing technetium-99 for nuclear medicine diagnostic procedures.
en.wikipedia.org All other elements are either incredibly rare on earth (technetium, rhenium) or completely synthetic (bohrium).
en.wikipedia.org Elements with atomic numbers 1 through 40 are all stable, while those with atomic numbers 41 through 82 (except technetium and promethium) are metastable.
en.wikipedia.org It is labelled with the radioisotope technetium-99m.
en.wikipedia.org