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physikalische Halbwertszeit
health.
demi-vie physique
радиоакт.
période radioactive
;
période
f
;
période physique
;
demi-vie
m
(radioactive)
;
demi-période radioactive
;
période atomique
;
période de radioactivité
physikalische Halbwertszeit
:
1 phrase
in 1 subject
Chemistry
1
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