វគ្គជំនាញកុំព្យូទ័រ
ចំណេះដឹងទូទៅ
ម្ហូបអាហារ
កំប្លែង
ទស្សន៍ទាយ
តូច
មធ្យម
ធំ
Uranium
noun
1.
(FRENCH)
(
Radioactive
metallic
element
(
symbol
: U)
used
as an
alloy
in
steel
manufacture
and in the
production
of
bomb
)
អ៊ុយរ៉ានីញ៉ូម
2.
(បច្ចេកទេស)
អ៊ុយរ៉ានីញ៉ូម
ENGLISH MEANING
noun
1.
An
element
of the
chromium
group
,
found
in
certain
rare
minerals
, as
pitchblende
,
uranite
,
etc
., and
reduced
as a
heavy
,
hard
,
nickel-white
metal
which
is
quite
permanent
.
Its
yellow
oxide
is
used
to
impart
to
glass
a
delicate
greenish-yellow
tint
which
is
accompanied
by a
strong
fluorescence
, and
its
black
oxide
is
used
as a
pigment
in
porcelain
painting
.
Symbol
U.
Atomic
weight
239
.