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由季戊醇、氢溴酸制备了二溴新戊二醇.用英语怎么说?
由季戊醇、氢溴酸制备了二溴新戊二醇.
Dibromo neopentyl glycol was prepared from pentaerythritol and hydrobromic acid.
相关词汇
glycol
was
prepared
from
and
hydrobromic
acid
glycol
n. 乙二醇,甘醇;
例句
Fructone was synthesized from ethyl acetoacetate and
glycol
using activated carbon supported phosphotungstic acid as catalyst.
以活性炭负载磷钨酸为催化剂合成了苹果酯,确定了反应的最优条件.
was
v. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 ),在,存在,不受干扰;
例句
There
was
a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。
prepared
adj. 事先准备好的,愿意的,期望的;adv. 事先准备好地,愿意地,期望地;v. 准备( prepare的过去式和过去分词),预备(饭菜),配备,使(自己)有准备;
例句
The officers and crew
prepared
to abandon ship in an orderly fashion.
全体船员秩序井然地准备弃船。
from
prep. (表示时间)从…,(表示原因)因为,(表示来源)来自…,(表示分离)与…分离[隔开];
例句
...an abortive attempt to prevent the current President
from
taking office.
企图阻止现任总统连任的失败尝试
and
conj. 和,与,而且,于是,然后,因此;
例句
I spend a lot on expensive jewelry
and
clothing...
我花很多钱购买昂贵的首饰和衣服。
hydrobromic
adj. 氢溴酸的,溴化氢的;
例句
Dibromo neopentyl glycol was prepared from pentaerythritol and
hydrobromic
acid.
由季戊醇、氢溴酸制备了二溴新戊二醇.
acid
adj. 酸味的,尖刻的,酸的,酸性的;n. <化>酸,酸味物质;
例句
This comedy of contemporary manners is told with compassion and
acid
humour.
这部当代风尚喜剧杂糅了悲悯的情怀和尖酸的幽默。
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
When his lacklustre eyes fell on Chueh - hui's white face, Chueh - min cried in surprise, " What's wrong?
觉民 把失神的眼光定在 觉慧 的苍白的脸上, 惊讶地说: “ 怎么?
A slight wind rippled the crops in the valley...
一阵微风吹过,山谷里的庄稼便随风起伏。
...McMurdo Station in Antarctica, which is at 78 degrees South.
位于南纬 78 度的麦克默多南极考察站
I thought it looked as though the battery was going.
我看电池好像该换了。
The claims were overruled.
要求被驳回了.
More regard must be paid to safety on the roads.
必须更加注意公路上的交通安全。
These patients may also benefit froma volatile anesthetic such as isoflurane that effectively bronchodilator the airways.
这些病人也可能使用吸入性麻醉剂,异氟烷可以有效的扩张气道.
I don’t like Kevin—he’s got a nasty vindictive streak in him.
我不喜欢凯文——他报复心太重, 叫人讨厌。
It's strange how people's lives interconnect.
人们的生活是如何互相联系在一起的,真是不可思议.
Modern pharmacy has solved the problem of sleeplessness.
现代制药学已经解决了失眠问题.
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最新汉译英
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