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以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.用英语怎么说?
以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.
Menthol was obtained from lemon eucalyptus oil via cyclization and catalytic hydrogenation.
相关词汇
menthol
was
obtained
from
lemon
eucalyptus
oil
via
cyclization
and
catalytic
hydrogenation
menthol
n. 薄荷醇,薄荷脑;
例句
Inhalations of
menthol
may do the trick.
吸入薄荷醇或许可以起到作用。
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。
obtained
v. 获得( obtain的过去式和过去分词 ),买到,(规则、制度、习俗等)存在,流
例句
I had
obtained
the authentic details about the birth of the organization.
我已经掌握了有关该组织诞生的可靠的详细资料。
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
lemon
n. 柠檬,柠檬树,柠檬黄;adj. 柠檬色的;
例句
Boil the chick peas, add garlic and
lemon
juice...
把鹰嘴豆放在开水中煮,并加入大蒜和柠檬汁。
eucalyptus
n. 桉树,桉属植物;
例句
Menthol was obtained from lemon
eucalyptus
oil via cyclization and catalytic hydrogenation.
以柠檬桉叶油为主要原料经环化、催化氢化二步反应得到薄荷醇.
oil
n. 油,石油,油画,燃油;vt. 给…加油;vi. 化成油;
例句
Several magnificent
oil
paintings adorn the walls.
几幅恢宏的油画装点着墙面。
via
prep. 经过,通过,凭借,取道;
例句
Access was
via
a narrow archway.
通道入口是一道狭窄的拱门。
cyclization
n. 环化(作用),成环;
例句
Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation, hydrogenation,
cyclization
with an overall yield of 8.05 %.
以苯甲酰氯为原料,经酰化, 还原, 环合等反应合成左旋西替利嗪盐酸盐,反应总收率为8.05%.
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。
catalytic
adj. 接触反应的,起催化作用的;n. 催化剂,刺激因素;
例句
...carbon molecules with unusual chemical and
catalytic
properties.
具有特殊化学性质和催化性的碳分子
hydrogenation
n. 加氢,氢化(作用);
例句
The said catalyst was a good
hydrogenation
catalyst for adiponitrile.
Ni-Al-X 催化剂是己二腈加氢的优良催化剂.
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 began a slow saunter toward the bonfires.
她开始向篝火处慢慢走去。
What I did was unintentional but I'm in agreement with my punishment.
我虽不是明知故犯,但我情愿接受处分.
It a merry - go - round with respect and love as its focal point.
它就像是以尊重与爱为轴的旋转木马.
Lung abscess, empyema and subsequent bronchiectasis are relatively common complications.
较常见的合并症有肺脓肿 、 脓胸及随后发生的支气管扩张症.
Vitamin B6 is great for improving the condition of dogs' and horses' coats.
维生素B6对于改善狗和马的皮毛有显著的作用。
We reminded them that the meeting had been postponed.
我们提醒他们会议已经延期.
He pummelled the pillow with his fists.
他用双拳不停地捶打枕头。
...workers in blue overalls.
穿着蓝色连身工作服的工人
The champions really showed their pedigree today.
今天的冠军确实展现了其纯种系谱.
There is a liner Mayflower out of New York at 7:15 a.m.
五月花号轮早上7:15从纽约启航.
热门汉译英
channel
l
simple
oversees
top
by
mm
A
inefficient
Live
they
wans
i
pro
at
quite
pronounce
more
stories
much
reads
ll
allowed
too
blacked
and
have
Detailed
here
热门汉译英
来
作品
中学生
大学生
孙子
爱好者
字母
单元
工作室
名人
跳绳
为什么
段落
送
婆娘
视角
朗读
课文
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课题
说出
认识到
朋友们
触点
听写
押韵
凡人
那么
血压计
留下足迹
关注
音乐作品
入场费
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水池
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界面
下去
停车场
挂架
你自己
最新汉译英
debtors
epigram
bumpier
threads
amusing
depicts
painful
rebuilt
chidren
zesting
thunder
anxiety
novelty
glenoid
formate
rulings
ailment
counter
aciform
lengthy
shunted
holding
diphase
stander
disport
bounder
hackney
aphides
blanked
最新汉译英
作对
国歌
位次
医术
潜伏
会话
违约
详尽
亏本
作废
巫术
伊顿
大型豪华轿车
移交私人保管
地府
呈喇叭形展开
电离
常衡
马甲
用于祈祷语气
尤指对小错误
以口发出声音
纽约市的别名
气候病
成对的二联的
静电摄影复制品
常用于广告语
中世纪的骑士比武
非法侵占他人财产
淫秽的词语或行为
含糊不清地
艺术爱好者
毫无保留的
同型二聚体
凭惯性前进
没有根据的
仙女一样地
欧洲酸樱桃
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常指好天气
突破性进展
蹒跚的步子
整洁漂亮的
哲基尔医生
同位素性质
交流同步器
一般的步伐
脱去卤化氢
带来幸运的