硝化的

Compared with the traditional method of nitrosation of butanone, this method has many advantages, such as simple operation, high yield, and low environmental pollution due to recycling of oxidant.

该方法与传统的丁酮亚硝化法相比，具有操作简单、产率高的优点，而且氧化剂可再生循环使用，对环境的污染小。

Our company adopt advanced production technology and equipment, to paint in different modified resin system pre-dispersion, used for high-grade inks, paints and coatings production, the main products are lipid soluble and alcohol soluble nitrocellulose pre-dispersed pigment-based color films, water-based acrylic paints pre-dispersed color tablets, chlorine vinegar pre-dispersed pigment color polymer films, cellulose acetate butyrate pre-dispersed pigment color films, polyvinyl butyral pre-dispersed pigments, such as color film.

本公司采用先进的生产技术和设备，把颜料在不同的改性树脂体系中进行预先分散，用于高档油墨、油漆和涂料的生产，主要产品有脂溶和醇溶型硝化棉预分散颜料色片、水性丙烯酸预分散颜料色片、氯醋聚合物预分散颜料色片、乙酸丁酸纤维素预分散颜料色片、聚乙烯醇缩丁醛预分散颜料色片等。

However, the effect of ARF on Fe availability was enhanced relatively in the same way with time on these two different calcareous soils.

因此，酸性根际肥在一定程度上可减少肥料氮的硝化损失，提高肥料氮的利用率，同时对环保也具有一定的意义。

The cellulose nitrate lustre-coating agent's has surpassed for 100 years in leather Tu Shi application, because it surpassed the casein, the acrylicresin, the polyurethanes lustre-coating agent and the low in price obviously in the top layer Tu Shi overall performance obtained the widespread application.

硝化纤维光亮剂在皮革涂饰中的应用已超过一百年，因其在顶层涂饰中的综合性能明显优于酪素、丙烯酸树脂、聚氨酯类光亮剂且价格低廉而得到了广泛的应用。

Solid alcohol ; Coagulator ; Gelatum temperature ; SolGel Process

国内制备固体酒精方法的主要区别是所选固化剂的不同，所用的固化剂主要有司盘40[1]、硅胶[2]、醋酸钙[3]、硝化纤维[4]、羟丙基纤维素乙基醚

Using a comparative and simulative approach, this study quantitatively explored the effects of macrobenthos (Ilyoplax deschampsin and Corbicula fluminea) on the exchange of nitrogen across the sediment-water interface and the early diagenesis of nitrogen in tidal sediments from the Yangtze Estuary....

研究表明，谭氏泥蟹主要通过掘穴活动增加沉积物-水-气三相接触界面，促进沉积物中的无机氮(NH+ 4- N、NO- 2 -N和NO- 3- N)向上覆水体中扩散，并且也加快了沉积物中氮的氨化作用和硝化作用速率，而河蚬则主要通过生理活动机制影响潮滩生态系统内氮素的迁移转化过程。

The effect of the molar ratio of guaiacol/methyl- nitrate ,the reaction temperature, the reaction time, the choices of nitrating agent and solvent in the synthesis of 5 -nitro-guaiacol has been studied.

本文研究了愈创木酚／硝酸甲酯的摩尔比、反应温度、反应时间，硝化剂和溶剂的选择对5——硝基愈创木酚合成的影响。

The astonished Schonbein investigated and foundhe had formed what is now called "nitrocellulose"or "guncotton".

吃惊的舍恩拜因进行研究，发现了现在被称为"硝化纤维"或者"棉火药"的东西，这是战场上火药被它取代的开始。

The manufacture of chemicals from petroleum is based on the ready response of the various compound types to basic chemical reactions, such as oxidation, halogenation, nitration, dehydrogenation, addition, polymerization, and alkylation.

从石油生产化学品的依据是各种类型的化合物对各种基本的化学作用感应迅速，如氧化作用、卤化作用、硝化作用、脱氢作用、添加作用、聚合作用和烷基化作用。

The manufacture of chemicals from petroleum is based on the ready response of the various compound types to basic chemical reactions, such as oxidation, halogenation, nitration, dehydrogenation, addition, polymerization, alkylation.

从石油生产化学品的依据是各种类型的化合物对各种基本的化学作用感应迅速，如氧化作用、卤化作用、硝化作用、脱氢作用、添加作用、聚合作用和烷基化作用。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。