Vpa«T
@
j [
OΦ
@
Φ
lpha
radi
tion
alpha ray
.
€ΠOnline Dictionary © Kenkyusha Co., Ltd. 2004.
OΦ
@
Φ
lpha radi
tion
![[Ό]](gaiji/b128.gif){kind=small}
![[U]](gaiji/b136.gif){kind=small}
alpha ray.