Anh
barrier in isotope separation
membrane
Đức
Haeutchen
Haut
Membran
poroese Wand
Pháp
barrière
paroi poreuse
barrier in isotope separation,membrane /SCIENCE/
[DE] Haeutchen; Haut; Membran; poroese Wand
[EN] barrier in isotope separation; membrane
[FR] barrière; membrane; paroi poreuse