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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
He was to keep watch in the lighthouse.
该他到灯塔上值班。
It is this form that grows into the adult medusa jellyfish.
正是碟状幼体产生了成年的水母体海蜇.
His hands were too weak to cock his revolver.
他的手没劲儿,扳不动左轮手枪的扳机。
the lingering sweetness of incense
萦绕不去的熏香气味
No, he's a grenadier.
不, 那是个掷弹兵.
How could racial profiling exist if most everyone looks the same?
如果大家长得都一样,种族歧视评判怎么可能存在?
In their haste to escape the rising water, they dropped some expensive equipment...
他们在河水上涨仓促逃离时,丢掉了一些值钱的装备。
Objective To evaluate the treatment of septic arthritis ( SA ) of knee with debridement and drainage arthroscope.
目的研究关节镜下清理及冲洗术在化脓性 关节炎 治疗方面的作用.
Finally, It'shows an application example of aerofoil missile.
最后给出了有翼导弹模块系统的应用实例.
Keeping carrier pigeons is his hobby.
养信鸽是他的业余爱好。
热门汉译英
i
l
a
ll
simple
site
walk
correct
too
threat
Tuesday
game
lingered
acquaintance
suggestion
wait
so
correlated
boy
visually
inefficient
including
gone
bracketed
novelty
humanity
desire
you
comprehend
热门汉译英
有一点
朗读
基本的
单元
发源地
一组
意思
尤指纸币
基督教世
签署
摆动不定
平衡
字中音省略
系在桩上
同班同学
行走
透视
无保留地
大声喊
易理解
某些植物
乙酰苯磺酰环己脲
授权代理
演习
预先确定
在古代
正面
土地等在内的
清楚的
掷骰游戏
巧合
内眦赘皮
皮肤痉挛症
皮肤病疗法
表皮成形术
皮肤移植法
遍布斑点的
独裁主义的
降低密度区划
文献学
智力的
使用过于频繁的
首批东西
超立方体
宏观紊流
有韵律的
某些动物
发隙距离
气压计的
最新汉译英
vespers
snitch
moves
mm
fights
balloon
co-insurance
moon
descent
exercised
disgusted
discussion
halted
christian
emphasis
semicircle
evolvement
grounding
fianc'ee
portions
shire
two
eluate
collars
makeup
carwash
sin
yank
allotype
最新汉译英
旋翼飞机
使良心得到宽慰
还愿
重要地
突然转变方向
转变
宽的
转变方向
潜随
尖端
流线
借端
不正确维护
维护和平的
温顺的
崭露
极线
留下足迹
蒸笼
恐水病的
酒石酸铋盐
本质上的
徐徐地
电版印刷物
变钒铝铀矿
使止血
卑鄙的家伙
双空位
星形线
头盖帽
光泽计
半月形的
半月形
运物用的
真不幸
韦丁顿
泪囊炎
佛手素
祝贺的
宏模块
同类项
大团圆
娱乐节目
某些植物
在空中
奥雷曼
引起争论的
一群杰出人物
警备