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Rad
關於Rad的翻譯
弧度單位
來源 : pydict
rad definition
a
unit
of
absorbed
ionizing
radiation
equal
to
100
ergs
per
gram
of
irradiated
material
the
unit
of
plane
angle
adopted
under
the
Systeme
International
d'Unites;
equal
to
the
angle
at
the
center
of
a
circle
subtended
by
an
arc
equal
in
length
to
the
radius
(approximately
57.295
degrees)
來源 : wordnet
來源 : Trending