A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.是什么意思？

A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.

以氨磺酸为催化剂催化合成了异丁酸丁酯,确定了酯化优化条件.

method

n. 方法，条理；

例句
...an accrual method of accounting.
会计学中的应计法

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

synthesis

n. 综合，<化>合成，综合体，综合推理；

例句
His novels are a rich synthesis of Balkan history and mythology...
他的小说融合了大量巴尔干半岛的历史和神话故事。

butyl

n. 丁基，丁基合成橡胶；

例句
The degraded starch and acrylamide - butyl acrylate copolymer have been produced.
本文制得了异相酸降解淀粉和丙烯酰胺 — 丙烯酸丁酯共聚物.

isobutyrate

n. 异丁酸盐；

例句
A method of synthesis of butyl isobutyrate catalyzed by amidosulphonic acid has been studied.
以氨磺酸为催化剂催化合成了异丁酸丁酯,确定了酯化优化条件.

catalyzed

v. 催化，促进( catalyze的过去式和过去分词 )；

例句
It had been known for some time that chemical reactions can be catalyzed by materials with large surface areas...
人们早已知道，如果材料的表面积足够大，可引起催化反应。

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

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。

has

v. 有( have的第三人称单数 )，（亲属关系中）接受，拿，买到；

例句
...the operation a patient has had.
病人做过的手术

been

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的过去分词 ），在，存在，不受干扰，去过了，be的过去分词；

例句
Have you been able to have any kind of contact?...
你联系上了吗？

studied

adj. 有计划的，故意的，深思熟虑的，精通的；v. 学习，研究( study的过去式和过去分词 )，想出，详细地检查，背诵（台词等）；

例句
At college he studied English and did amateur boxing.
大学时，他学习英语，同时还参加业余拳击。