月亮词典
首页
查询
pitchblende
英音[ ˈpɪtʃblend ] 美音[ ˈpɪtʃˌblend ]
沥青铀矿
常用释义
词性释义
n.
[矿物] 沥青铀矿
例句
全部
沥青铀矿
This led her to
deduce
that there were
other
substances
within
pitchblende
that
had
properties
of
radioactivity
.
于是玛丽推断出，在沥青铀矿中可能还有其他具有放射性的物质。
Then
she
found
that
pitchblende
was
more
radioactive
than
uranium
by
itself
.
于是她发现沥青油矿，它的放射性要比铀本身还要强。
In
1898
,
Marie
found
a
new
element
in
the
pitchblende
.
1898年，玛丽发现沥青铀矿中的新元素。
The
Curies
undertook
the
arduous
task
of
separating
radium
out
of
pitchblende
ore
.
居里夫妇承担了把镭从沥青矿分离出来的艰巨任务。
Marie
began
working
with
pitchblende
because
it contained
uranium
,
but
was
cheaper
to
buy
than
pure
uranium
.
玛丽开始用沥青铀矿做试验，因为沥青铀矿含着铀，但是要比纯铀便宜得多。
The
Improvement
of
Age
Determination
Technique
for
Pitchblende
沥青铀矿的年龄测定方法改进
Direct
Evidences
for
Reduction
of
Pitchblende
by
Pitch
in the Sawapuqi
Uranium
Deposit
,
Xinjiang
新疆萨瓦莆齐铀矿床沥青还原沥青铀矿的直接证据
1·After four years' hard work and refinement of tons of pitchblende, Marie and her husband at last saw the dim blue light of the new element-radium.
四年的辛勤工作和提炼了大量的沥青铀矿，玛丽和她的丈夫终于看到了发出暗蓝色微光的新元素——镭。
2·The radiometric age of pitchblende is 109-108 m.
沥青铀矿的同位素年龄为108—109百万年。
3·The initial lead in pitchblende belongs to radioactive origin from crust.
沥青铀矿中的初始铅属地壳放射成因。
同义词
n.
[矿物]沥青铀矿
uraninite
nasturan
同根词
(词根pitchy)
pitching
adj
倾斜的；陡的
pitchy
adj
漆黑的；沥青的；粘性的
pitching
n
俯仰；铺地石；投手投球
pitching
v
使倾斜（pitch的ing形式）；投掷；用沥青涂；为…定调