查询词典 acrylonitrile

At this temperature, the selectivity of acrylonitrile is 92.7% and the conversion of acetonitrile is 19.9%.

在反应温度为400℃时，Mn_(0.2)/BaCO_3催化剂上丙烯腈的选择性为92.7%，乙腈的转化率为19.9%。

The results show that acrolein appears at the beginning of the reaction, but acrylonitrile appears earlier when the temperature is higher which indicates that the formation of acrylonitrile takes some time.

研究发现，反应开始阶段即有丙烯醛生成，而丙烯腈随反应温度的升高，出现的时间变早，说明丙烯腈的生成需一定的时间。

The effect of acrylonitrile content on the properties of the copolymer was studied.

考察了丙烯腈含量对其共聚物性能的影响。

The SAN copolymer generally contains 70 to 80% styrene and 20 to 30% acrylonitrile.

SAN共聚物一般都含有70至80 ％的苯乙烯和20至30 ％的丙烯腈。

Objective:To improve the testing method of micro acrylonitrile in products involved drinking water.

目的：建立完善涉水产品中残留丙烯腈单体的检测方法。

Objective To find out the occupational hazard in acrylonitrile fibre production.

目的了解腈纶生产的职业危害情况。

The second layer (10) comprises: 100 parts by weight of an acrylonitrile-butadiene rubber, said acrylonitrile rubber comprising from 20 to 65 percent by weight of bound acrylonitrile; from 3 to 20 parts by weight, per 100 parts by weight of the NBR, of at least one acid acceptor; from 1 to 10 parts by weight, per 100 parts by weight of the NBR, of at least one organophosphonium salt; and from 0.25 to 10 parts by weight, per 100 parts by weight of the NBR, of at least one amidine.

公开的是一种包含直接相互接触的第一层与第二层的软管；第一层包含从四氟乙烯、六氟丙烯、偏二氟乙烯、和全氟乙烯醚衍生的一种热塑性四元共聚物；第二层包含100重量份丙烯腈丁二烯橡胶，所述丙烯腈橡胶包含约20～约65wt％结合丙烯腈；每100重量份NBR约3～约20重量份至少一种酸受体；每100重量份NBR约1～约10重量份至少一种有机盐；和每100重量份NBR约0.25～约10重量份至少一种脒。

PART TWO In Part two of this paper, N-(2, 4, 6-tribromophenyl) maleimide was copolymerized with styrene and acrylonitrile (1), with styrene、acrylonitrile and Nphenylmaleimide (2), with acrylonitrile (3) by suspension polymerization.

第二部分在本论文第二部分，采用三溴氮苯基马来酰亚胺分别与苯乙烯和丙烯腈，苯乙烯、丙烯腈和氮苯基马来酰亚胺，丙烯腈进行悬浮聚合。

Carbon fiber includes three important material systems namely: gum-base, poly acrylonitrile-base, and asphalt-base, while the poly acrylonitrile-base carbon fiber is the quite major.

碳纤维是发展高新技术的主要材料，由于其在军事领域应用的重要性，西方国家一直对我国实行禁运。国内产品的质量和产量不能满足国民经济发展的需要。

AS commonly known as SAN, GPPS.In the meantime to address the deficiencies and improve the thermoplastic resins, AS resin is styrene and acrylonitrile polymerization. AS itself as a bit of light-yellow transparent resin, acrylonitrile as many features, AS has excellent hardness, Resistance good character, rigid advantages; AS it has been widely used in electrical equipment, cosmetics containers.

毕业论文字数：14096页数：27）摘要 AS俗称SAN，为针对GPPS的缺失而改良的热可塑性树脂，AS树脂是由苯乙烯和丙烯腈聚合而成，AS本身为略带浅黄色的透明树脂，由于丙烯腈的诸多特性，AS具有硬度佳、耐药品性好、刚性强等优点，；因此AS被广泛应用于电气器具、化妆品容器、汽车部件或其它杂货等。

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢？

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我，一个心中布满虚荣的女孩子真实的想法。