de ruthenium (n)
― IsA ⟶
Weight: 1.0
de edelmetall Source: German Wiktionary
de ruthenium (n)
― IsA ⟶
Weight: 1.0
de schwermetall Source: German Wiktionary
de ruthenium (n)
― IsA ⟶
Weight: 1.0
de chemisches element Source: German Wiktionary