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When ~ ( 238 ) Pu is used as a tracer, its recovery is 77±10 %, with activity being 0.29 dpm.是什么意思?
When ~ ( 238 ) Pu is used as a tracer, its recovery is 77±10 %, with activity being 0.29 dpm.
当使用~ ( 238 ) Pu作示踪剂, 强度在0.29dpm时, 回收率为77±10%.
相关词汇
when
is
used
as
tracer
its
recovery
with
activity
being
DPM
when
adv. 什么时候,(用于时间的表达方式之后)在那时,其时,当时;conj. 在…时,既然,如果;pron. 什么时候,那时;n. 时间,时候,日期,场合;
例句
It was a Christmas
when
shoppers passed by expensive silks in favor of more practical gifts.
这是一个购物者不理会昂贵的丝绸衣服而热衷于更实用礼物的圣诞节。
is
vt.& vi. 是(be的三单形式;n. 存在;
例句
Bollinger 'RD'
is
a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。
used
adj. 用过的,习惯于,二手的,旧的;v. 使用( use的过去式和过去分词),常常,经常;
例句
The gym can be
used
by both able-bodied and disabled people.
这家健身房健全和残障人士都可使用。
as
adv. 同样地,一样地,例如;prep. 作为,以…的身份,如
例句
As
far
as
I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。
tracer
n. 追踪者,描图者,(铁笔等)绘图工具;
例句
Planar and SPECT cisternography revealed accumulation of the
tracer
near the skull base.
单光子计算机断层脑池造影图象显示颅底附近有同位素聚集证实有脑脊髓液渗漏.
its
pron. (it的所有格形式)它的,厥;
例句
The government is to accelerate
its
privatisation programme.
政府将加快其私有化计划的进程。
recovery
n. 恢复,复原,重获,痊愈,矫正;
例句
The Chancellor of the Exchequer says that economic
recovery
is just around the corner.
财政大臣说经济即将复苏。
with
prep. 和,跟,随着,关于,和…一致;
例句
A waiter entered
with
a tray...
侍者端着托盘进来了。
activity
n. 活动,活跃,敏捷,活动力,教育活动;
例句
Budding linguists can tune in to the
activity
cassettes in French, German, Spanish and Italian.
崭露头角的语言学家们可以收听法语、德语、西班牙语和意大利语的活动磁带。
being
n. 存在,生物,人,要素,本质;
例句
...expensive make-up that we saw
being
advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品
DPM
disintegrations per minute 衰变/分;
例句
Objective To evaluate the effect of dipyridamole (
DPM
) and adenosine ( ADO ) on interstitial pulmonary fibrosis in mice.
目的 通过腺苷 ( ADO ) 受体拮抗剂茶碱(TH),探讨ADO、双哌达莫 ( DPM ) 对小鼠肺间质纤维化过程的干预作用.
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿,听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘,一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时,可以向商业票据的背书人要求支付的权力。
相关例句
She's a total airhead!
她完全是个大傻瓜!
The emperor promoted the general and lavished him with gifts.
皇帝擢升了将军并赏给他丰厚的礼物。
People can't expect him to wave a magic wand.
人民不能指望他创造奇迹。
When she was younger, she had very oily skin...
她年轻的时候是油性皮肤。
Human life weighed more with him than purity of policy...
人类生命对他而言比政策的纯洁性更重要。
an intercontinental airline
洲际航线
Facts: A Virgina statute prohibits interracial marriages between whites and blacks.
弗吉尼亚州某法禁止白人和黑人的种族间通婚.
We are swamped with work.
我们被工作压得透不过气来。
Blood becomes stickier to help coagulation in case of a cut.
割伤的时候,血液会变得更为黏稠以助于凝结。
The two tennis players have fought five rounds but still can’t fight it out.
这两个网球手打了五个回合还不能决出高下。
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最佳品质的
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