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The purified rice amylose and amylopectins were obtained by n - butanol recrystallization method.是什么意思？

The purified rice amylose and amylopectins were obtained by n - butanol recrystallization method.

采用正丁醇反复结晶法分离得到的直链淀粉和支链淀粉有较高的纯度.

相关词汇
the purified rice amylose and were obtained by butanol method

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

purified

adj. 纯化的；v. 使纯净，使洁净( purify的过去式和过去分词 )；
例句
Only purified water is used.
只使用纯净水。

rice

n. 稻，稻米， 大米；vt. 筛选；
例句
The sudden appearance of a few bags of rice could start a riot.
突然出现几袋大米可能会引起骚乱。

amylose

n. 直链淀粉，多糖，糖淀粉；
例句
With the method of complexing structure, amylose and amylopectin have been successively separated and purified.
以反复水洗法提取莲藕淀粉,采用络合结构法成功分离纯化直链淀粉和支链淀粉.

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。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；
例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

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。

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

butanol

n. 丁醇；
例句
The purified rice amylose and amylopectins were obtained by n - butanol recrystallization method.
采用正丁醇反复结晶法分离得到的直链淀粉和支链淀粉有较高的纯度.

method

n. 方法，条理；
例句
...an accrual method of accounting.
会计学中的应计法
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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。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
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。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
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I just can't figure him out.
我简直摸不透他。
Keywords: strategy, sustainability, reuse, landfill, incineration, agricultural application, melting.
关键词: 处置策略 、 永续性 、 再利用 、 卫生掩埋 、 焚化 、 农地利用 、 熔融.
O Troupe of little vagrants of the world, leave your footprints in my words.
世界上的一队小小的漂泊者呀, 请留下你们的足印在我的文字里.
Survey the car before you buy it.
买车之前先对它鉴定一下。
The cook will utilize the leftover ham bone to make soup.
厨师要用吃剩的猪腿骨做汤。
Estee Lauder Pure Color Eye Shadow # pink ice $ 140.
将珍珠粉红色眼影涂于眼窝、眉骨及眼头位置.
The room is cooled with air conditioner.
这房间用空调降温.
OBJECTIVE To study decomposable compound of oxazepam.
目的研究苯二氮牻类药物奥沙西泮的降解产物.
The police established that she was innocent.
警察查明她是无罪的。
All members of Team Foxtrot showed skyrocketing pulses and blood pressures.
所有的狐步舞队员都表现出脉搏加速和血压升高.