sostanza attiva
wirksames Agens, wirksamer Stoff
Aktivstoff, aktives Material
= биологически активное вещество sostanza attiva
active substance
active material
active material
matière active
wirksames Agens, wirksamer Stoff
active material
active material
• účinná látka
aktif madde
sostanza attiva {mezzo m attivo} del laser
active laser material, laser medium
sostanza attiva {mezzo m attivo} del maser
active maser material, maser medium