查询词典 polymerized

In the enzymatic reaction, the browning substrates are oxidized toο-quinones and finally polymerized into the brown-colored by-products.To identify the browning substrates caused by PPO of pericarp tissues of litchi fruit, the experiments were conducted for the first time to separate, select and purify these substrates.

一般认为荔枝采后褐变主要是由于果皮细胞中多酚氧化酶与酚类底物区域化分布的破坏而导致酶促反应的发生，表现为酚类物质被催化氧化为醌，后者则通过聚合反应形成褐色产物。

Firstly, PATP was adsorbed on gold surface by forming S-Au bond, and then polymerized during the scan process; if a high potential was applied (i.e. 0.8 V), polymerization had occurred during accumulation.

实验发现，它首先通过HS-与Au结合而在电极表面发生吸附，接着在电化学扫描过程中进行聚合；若施加的电位足够正时(如0.8V)，PATP在富集过程中就已经被氧化，发生电聚合反应。

Under the catalysis of ammonia, tetraethoxysilane hydrolysed and polymerized to form the silica nanoparticles.

将环己烷、正己醇和表面活性剂Triton X-100按一定体积比(12.3∶1.04∶1)混合均匀，形成清澈透明的溶液；将适量的四羧基铝酞菁溶解到浓氨水中，加入到上述混合溶液中，形成反向胶束。

Polystyrene-co-acrylate emulsions were polymerized and applied to reinforce the filter paper. The latex particles with different morphological structure were prepared through controlling the polymerization and the structure of the particles was investigated by transmission electron microscopy.

摘 要：在自制苯丙共聚乳液过程中，通过控制聚合工艺，使共聚乳液中的乳胶粒子具有不同的形态结构，并采用透射电镜对乳胶粒子的形态结构进行了表征。

The olefines (mainly C4 olefines)in the liquefied petroleum gas under the action of a selective catalyst were polymerized to form heigher molecular weight diners and trimers.

IMt石油液化气中的碳四烯烃在催化剂的作用下，选择叠合成分子量较大的聚合体。

Thermoses, on the other hand have not yet been polymerized before processing, and the chemical re-action takes place during the process, usually through heat, a catalyst or pressure.

另一方面，热固材料在加工之前仍未被聚合，在加工过程中通常通过热，催化剂和压力作用出现化学反应。

On the basis of surveying the resource, characteristic and treatment approaches inside and outside of the country of printing and dyeing wastewater, reaction which natrium chlorate oxidates directly with acetic acid to synthesize modified polymerized ferric sulphate decoloring agent is studied systematically in this paper .

本文在阐述印染废水的来源、特征及国内外各种印染废水处理方法的基础上。

In this paper ,the major factors effecting the alklization degree of polymerized ferric sulphate in its preparation process by direct oxidizing method were investigated.

诸爱士，张良佺，俞新峰，黄校华，聚合硫酸铁盐基度影响因素研究研究了直接氧化法制备聚合硫酸铁过程中产品盐基度的影响因素。

Drilling from rear surface in contact with water, microholes with large aspect ratio were machined in soda-lime glass; With the change of laser focus inside two-photon absorption polymer, straight and wavy lines are polymerized.

以钛蓝宝石激光器为代表的近红外飞秒激光器又将制备精度向微米和纳米量级推进，而且材料几乎不受限制，已成功地在金属、半导体和绝缘材料中实现微细加工。

Through the analysis of TEM the grain which is observed under SEM and AFM is polymerized from little crystalline grain of 3.5~6nm size by desaturated bond.

通过100万倍的透射电镜分析，确认在扫描电镜和原子力显微镜下看到的颗粒是由3.5~6.0nm的小晶粒以不饱和键聚晶而成。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。