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单词
beta particle
释义
beta particle
美
英
na.
【物】β粒子
权威英汉双解
英汉
英英
网络释义
beta-particle
n.
1.
β粒子；贝塔粒子
a fast-moving electron that is produced when some radioactive substances decay
na.
1.
【物】β粒子,β质子
n.
1.
a
high
-
speed
electron
emitted
from
the
nucleus
of
an
atom
during
radioactive
decay
and
created
by
the
splitting
of
a
neutron
into
a
proton
and
an
electron
1.
β粒子
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β粒子
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更新时间：2026/5/25 11:00:00