语文书 / 例句 /

Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.是什么意思？

Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.

方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.

相关词汇
methods acetophenone is synthesized with hydroxy and as materials methanol solvent

methods

n. method的复数：方法，方法( method的名词复数 )，方法论，教学法，分类法；
例句
The old methods weren't adequate to meet current needs...
老一套方法已不足以满足当前的需要。

acetophenone

n. 乙酰苯，苯乙酮，苯基甲基甲酮；
例句
Objective: A new approach to prepare α - bromo - 4 - benzyloxy acetophenone was introduced.
目的: 报道一种合成α - 溴-4-苄氧苯基乙酮的新方法.

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。

synthesized

--
例句
Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.
以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.

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。

hydroxy

adj. 氢氧根的，羟基的；
例句
Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.
方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.

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。

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。

materials

n. 材料( material的名词复数 )，布料，衣料，[哲学] 物质；
例句
All raw materials are subjected to our latest analytical techniques.
所有的原材料都将用我们最新的分析技术进行解析。

methanol

n. 甲醇；
例句
Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.
方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.

solvent

n. [化]溶剂，溶媒，解释，说明，解决方法，使瓦解的东西；adj. 有溶解能力的，可溶解的，有清还债务能力的，起瓦解作用的；
例句
Solvent oil unit is the unit producing solvent oil by slightly hydrogenating non - arene raffinate oil.
溶剂油装置是非芳烃抽余油原料通过浅度加氢生产溶剂油的装置,脱重组分塔是溶剂油装置的重要设备.
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。
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。
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。
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
All agencies that provoke change and all that retard it can be discribed as'good'or'bad'respectively.
一切促进变化和一切妨碍变化的力量都可以分别称为 “ 好”的或 “ 坏 ” 的.
a deserving winner
应该获胜的人
The jacket had leather fringes.
这件夹克有皮穗。
Bethink ere thou dismiss us.
在你打发我们走以前再请仔细考虑一下吧.
He is determined to win at all costs.
他决心不惜任何代价获胜。
An unidentified man did a brodie last night.
一名姓名不详的男子昨晚跳河自杀.
Every bit of Huangshan Mountain scenery is worth painting.
黄山山景,处处可以入画.
My insurance excludes acts of sabotage and damage done by weapons of war.
我购买的保险对于蓄意损坏以及战争中武器造成的损坏不予赔偿。
I had cried oceans of tears...
我泪流成河。
I don't think a sedentary life would altogether suit me.
我认为长期伏案的生活一点也不适合我。