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Menthol was obtained from lemon eucalyptus oil via cyclization and catalytic hydrogenation.是什么意思?
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.
相关词汇
menthol
was
obtained
from
lemon
eucalyptus
oil
via
cyclization
and
catalytic
hydrogenation
menthol
n. 薄荷醇,薄荷脑;
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;
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
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];
lemon
n. 柠檬,柠檬树,柠檬黄;adj. 柠檬色的;
eucalyptus
n. 桉树,桉属植物;
oil
n. 油,石油,油画,燃油;vt. 给…加油;vi. 化成油;
via
prep. 经过,通过,凭借,取道;
cyclization
n. 环化(作用),成环;
and
conj. 和,与,而且,于是,然后,因此;
catalytic
adj. 接触反应的,起催化作用的;n. 催化剂,刺激因素;
hydrogenation
n. 加氢,氢化(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
Cutaway View of the extrusion Press.
挤压机横切图.
Cyclization occurs readily with dilute alkali.
遇到稀碱就容易环化.
Polyurethane demulsifier for crude oil were prepared from polypropylene glycol, xylene, toluenediiso - cyanate in xylene solvent.
用聚丙二醇和甲苯二异氰酸酯为原料, 二甲苯为溶剂合成了聚氨酯型原油破乳剂(PPG).
The teenagers were convicted of manslaughter and given a two - year custodial sentence.
这些青少年被判过失杀人罪,及二年的监禁(拘留)刑罚.
It will get better result after removing the cutin.
祛角质后使用效果尤佳.
The king carried himself with his customary elegance.
国王保持着一贯的温文尔雅。
Grade cutoff is sharp within inches.
数英寸内的品位变化很急剧.
Conclusion There were reversible airway obstruction in CVA patientsand pulmonary function test was and effective method.
结论CVA患者气道存在可逆性阻塞,肺功能测定是行之有效的检测手段.
Your child should know never to cutline.
孩子必须记住不能插队.
The Cutty Sark rolled from side to side and it became impossible to steer her.
卡蒂萨克号向两侧摇晃着,驾驶这只船是不可能的了.
As one former customer said cynically, "He's probably pocketed the difference!"
正如一位愤世嫉俗的旧主顾所说的那样,“他很可能把差额塞进了自己的腰包!”
This paper discusses waveform correction technique of the CVCF - SPWM inverter based on internal model control theory.
本文的研究内容是基于内模控制理论的CVCF-SPWM 逆变器波形控制技术.
Cuticular cell organization and embedded material call the skin to protect wet organization jointly.
表皮细胞组织与内含物质共同称为皮肤保湿机构.
Cyanide is used to kill insects.
氰化物可用来杀害虫.
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启发灵感的
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含有树胶的
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血细胞发生
血色素沉着
调味番茄酱