有奖纠错
| 划词

A clean process for synthesizing fluobenzene with aniline was developed.

开发了以原料的氟清洁生产工艺。

评价该例句:好评差评指正

Picoline is the by-product in the preparation of diphenylamine with aniline.

吡啶是胺连续缩合合成二胺的副产物。

评价该例句:好评差评指正

Dichlorofluorobenzene is prepared by diazotizating of 2,4-dichloro aniline and substituting of 2,4-dichloro diazo benzene with fluorinion.

在此概述了由2,4-二胺经过重氮化、置换制得2,4-二的生产新工艺,产品纯度达到99。

评价该例句:好评差评指正

Nitrodiphenylamine is synthesiized by direct condensing method,adsopting aniline and 2-nitrochlorobenzene as feeds,PEG as phase transfer catalyst.

胺、邻原料,采用直接缩合法引入相转移催化剂合成邻胺。

评价该例句:好评差评指正

N,N-diethylaniline was synthesized from aniline with bromoethane using tetraethylammonium chloride as phase transfer catalyst under atmospheric presure.

用四乙化胺作相转移催化剂可在常压下由胺和溴乙烷合成N,N-二乙胺。

评价该例句:好评差评指正

Metachromatic granules contain RNA and polyphosphates They are deeply stained with aniline dyes。They are characteristic features of the corynebacteria.

异染颗粒含RNA和多聚磷酸盐。用胺染料可浓染。是棒状杆菌的特点。

评价该例句:好评差评指正

By the deoxidization of zero-valent iron,nitrobenzene,an organic compound hard to be biodegraded,can be deoxidized to nitrosobenzene,and further to aniline,which is easily biodegraded.

利用零价铁的还原性质,将难生物降解的有机物先还原生成亚,然后再进一步还原成可生物降解的胺。

评价该例句:好评差评指正

On the basis of mechanism analysis and compare of CODCr degradation rate, parachlorophenol and aniline were found to be easier degraded by ferrate than nitrobenzene.

由机理分析和宏观CODCr降解率难易程度比较可知高铁酸根与对酚、胺的反应比与的反应更加容易进行。

评价该例句:好评差评指正

Sudan stains Any of various stains based on aniline dyes, and used to color fats and waxes, and hence cutinized (e.g. cuticle ) and suberized (e.g.Casparian strip) tissues.See staining.

胺染料础配制而成的各种染料,用于使脂肪和蜡着色,因此可以染皮肤(例:表皮)和栓化组织(例:凯氏带)。

评价该例句:好评差评指正

用户正在搜索


bencaology, bench, bench hook, bench lathe, bench mark, bench press, bench warmer, bench warrant, benchboard, benched,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

SciShow - Chemistry

And soon, aniline dyes were all the rage.

很快,苯胺染料风靡一时。

评价该例句:好评差评指正
SciShow - Chemistry

Aniline is a toxic organic compound that was first isolated from the indigo plant in the 1820s.

苯胺是一种有毒有机化合物,于 1820 年代首次从靛蓝植物中分离来。

评价该例句:好评差评指正
真题

He was attempting to manufacture quinine from aniline, an inexpensive and readily available coal tar waste product.

他试图用苯胺制造奎宁,苯胺是一种廉价且容易获得煤焦油废料。

评价该例句:好评差评指正
真题

Among other dyes he developed and introduced were aniline red (1859) and aniline black (1863) and, in the late 1860s, Perkin's green.

发和推他染料包括苯胺红(1859 年)和苯胺黑(1863 年),以及 1860 年代后期珀金绿。

评价该例句:好评差评指正
真题

Incorporating potassium dichromate and alcohol into the aniline at various stages of the experimental process, he finally produced a deep purple solution.

他在实验过程各个阶段将重铬酸钾和酒精加入苯胺中,最终制成了深紫色溶液。

评价该例句:好评差评指正
SciShow - Chemistry

But in 1856, a chemistry student named William Henry Perkin was trying to use aniline to create an antimalarial drug, when he accidentally created mauveine, a bright purple dye.

但在 1856 年,一位名叫威廉·亨利·珀金 (William Henry Perkin) 化学专业学生在尝试使用苯胺制造抗疟疾药物时, 不小心制造了紫红色, 一种亮紫色染料。

评价该例句:好评差评指正
SciShow - Chemistry

People who wore socks, gloves, and shirts colored with aniline, or shoes that had been shined with an aniline-based polish, often suffered inflammatory skin reactions or headaches and dizziness… because the dye was poisoning their blood.

穿着苯胺染色袜子、手套和衬衫,或者用苯胺上光剂擦过鞋子人, 经常会现皮肤炎症反应或头痛和头晕… … 因为染料会毒害他们血液。

评价该例句:好评差评指正

用户正在搜索


bend over backwards, bendability, bendalloy, benday, bendazac, bended, bender, benders, Bendery, Bendigo,

相似单词


3G, 401(K), a,
  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接