查询词典 oxide

On the basis of the masteries for the aluminum oxide ore pulp drying and calcination, a mathematical model was developed for simulating the process of heat transfer and the calcination of two-phase flow in a new type furnace designed by Zhongzhou Branch Company, China Aluminium Corporation Limited. The fields of velocity, temperature and pressure of the two-phase flow and the reaction time were gained by optimizing calculation under the condition of different operational parameters and geometric parameters. The effect of vent position velocity and atomization particle diameter on the drying and calcination technology of aluminum oxide ore pulp was discussed.

在了解氧化铝矿浆干燥、烧成工艺及设备的基础上，针对中国铝业股份有限公司中州分公司开发的一种新的氧化铝矿浆干燥和烧成炉，建立了矿浆干燥、烧成炉内气固两相流的流动传热以及烧成过程的数学模型，就干燥、烧成炉运行参数及各几何参数进行优化计算，得出了炉内气固两相流动的速度场、温度场、压力场以及颗粒干燥和烧成反应时间，并分析讨论了喷口位置、喷口速度、颗粒雾化粒径等参数对氧化铝矿浆干燥、烧成工艺的影响。

The matter is degraded under high temperature, and then they can oxide mercury and selectively reduce nitrogen oxide into innocuous nitrogen; smoke gas is treated in desulfurization unit to absorb bivalent mercury and sulfur dioxide.

这些物质在高温烟气中分解后，能够将烟气中的单质汞氧化并将氮氧化物选择性还原为无害的氮气，烟气再经脱硫装置处理，将其中的二价汞和二氧化硫同时吸收净化。

The invention relates to a method for cleaning mercury and nitrogen oxide in fire coal smoke gas, employing specific chemical matter as additive to be added into high-heat smoke gas in furnace, said chemical matter selectively reducing nitrogen oxide and oxiding mercury into bivalent mercury.

本发明涉及一种燃煤烟气中单质汞与氮氧化物的同时净化方法，采用特定的化学物质作为添加物加到锅炉的高温烟气中，通过该化学物质对烟气中的氮氧化物进行选择性还原，同时将单质汞氧化成二价汞。

The recent theoretical studies of reactive halogen chemistry are summarized, including interactions between reactive halogen species with water, sulfur, OH, HO2, alkyl oxide and alkyl peroxide radicals, nitrogen oxide, mercury and other species.

最后，对活性卤素化学的实验和理论研究进行了展望，提出了尚待深入开展研究的一些重要科学问题。

The interface between oxide film and substrate is distinctive, but there is no obvious interface between electrolytic coloring film and oxide film, which indicates that coloring metal is deposited in micropores.

图纹处氧化膜较厚，无图纹部分较薄，氧化膜与基体界面分明，而电解着色膜与氧化膜无明显的分界面，说明着色金属是沉积在多孔层微孔内。

Results show that methanol, alcohol, isopropanol and acetone can effectively enhance the yield of potassium oxide.The yield of potassium oxide in different reaction system of ammonia-methanol, ammonia-alcohol, ammonia-isopropanol and ammonia-acetone are investigated respectively.

分别考察氨—甲醇、氨—乙醇、氨—异丙醇和氨—丙酮溶液体系在不同条件下的氧化钾收率，实验结果表明，氨—异丙醇溶液体系有利于改善工艺条件、提高氧化钾收率。

The gaseous monoxides nitric oxide and carbon monoxide, generated within the blood vessel wall, have been identified as important cellular messengers involved in the regulation of intracellular cGMP levels, platelet aggregation and smooth muscle relaxation, The mechanism by which carbon monoxide activates soluble guanylyl cyclase is similar to that of nitric oxide, and involves binding and dislocation of its heme-iron to induce a conformational change and activation of the catalytic site of guanylyl cyclase.

一氧化氮是体内最重要的气体信使分子，不仅是维持血管正常舒缩功能的重要介质，而且还有抑制单核细胞及血小板与内皮的粘附、聚集、抑制血管平滑肌细胞的增殖等作用。近年研究表明，内源性一氧化碳是体内另一个重要的气体信使分子，它是由血红素氧合酶氧化分解血红素产生的，具有与一氧化氮相似的生理功能。

The results show that DCRP is indeed a excellent flame retardant. The material can reach the UL-94-V-0 level through choice different synergist. Many alternative synergists to antimony oxide are available for use. Zine and iron compounds are often used in place of the standard antimony oxide because of their lower cost and special properties. Additionally, synergist mixtures are also useful in obtaining specific properties.

本文在参考国内外文献的基础上自行设计了一些配方，分别把得克隆应用于尼龙66、尼龙6、PBT、PP、ABS等材料中，对得克隆进行了应用研究实验，发现得克隆可赋予材料优异的阻燃性，通过选用不同的协效剂一般可以达到UL-94-V-0阻燃级别，并且，可供选择的协效剂不仅是三氧化二锑，还有多种其他化合物如氧化铁、硼酸锌等及它们的配合物，这类协效剂在某些方面还优于三氧化二锑。

The results show that DCRP is indeed a excellent flame retardant. The material can reach the UL-94-V-0 level through choice different synergist. Many alternative synergists to antimony oxide are available for use. Zine and iron compounds are often used in place of the standard antimony oxide because of their lower cost and special properties. Additionally, synergist mixtures are also useful in obtaining specific properties.

本文在参考国内外文献的基础上自行设计了一些配方，分别把得克隆应用于尼龙66、尼龙6、PBT、PP、ABS等材料中，对得克隆进行了应用研究实验，发现得克隆可赋予材料优异的阻燃性，通过选用不同的协效剂，一般可以达到UL-94-V-O阻燃级别，并且，可供选择的协效剂不仅有三氧化二锑，而且还有多种其他化合物如氧化铁、硼酸锌等及它们的配合物，这类协效剂在某些方面还优于三氧化二锑。

The oxide layer is predominantly TiO2, which contains a small amount of suboxides TiO and Ti2O3 between the outmost layer and metallic substrate. The XPS analysis confirms that Al2O3 is located mainly in the outer surface of the modified layers, in which vanadium and vanadium oxide are not detected.

结果表明：随着注入离子能量的增加， Ti6Al4V合金表面改性层的深度明显增加，改性层的外层由一定厚度的TiO2组成，外层与内层基体之间存在Ti2O3和TiO； Al元素在改性层的外层以氧化物形式存在，且该氧化物趋于表面生长；在表面改性层的外层未发现V及其氧化物。

A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.

阿基坦法国西南部一个历史地区，位于比利牛斯山和加隆河之间，在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国，但当她再嫁英国亨利二世后，其归属权便受到争议

There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .

有时候，我看着那些满怀期待的员工微笑，幸福的脸，想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改，叛逆，而且将头发染成白色的18岁少年时，他们会如何处理。