氧化过程

Using analyses of the surface chemical species formed on palladium in both conditions of flowing oxygen and the ammonia oxidation reaction,it is confirmed that the surface of palladium,at temperatures above 800℃,is a multilayer structure with the bright palladium metal surface being overed by a thin layer of palladium metal vapour and then by a layer of palladium oxidevapour.

本文分析了在流动氧气氛和氨氧化反应过程中Pd的表面化学状态，表明在800℃以上温度Pd的表面应是1种多层结构：光亮的Pd金属表面复盖着一层薄的Pd金属蒸气，Pd蒸气上又复盖着一层PdO蒸气。

As a result of a However, as a result of nuclear reactions (which might be caused by the bombardment of atoms by protons, neutrons or other light particles), nuclei can be produced in an excited or unstable condition in which one or a number of nucleons are raised to an excited state.

运 行过程中，二氧化铀芯块需要承受结构变化，主要是由于高的运行温度和高温度梯度造成的，同时也是长期受到辐照的结果。

As above mentioned, it could be improved the optics characterization of films efficiently by textured aluminium doped zinc oxide films by wet etching. Using solar cells as transparent electrode enables the light passed through solar cells and reduceds reflectance to permeate into absorb layer of solar cells and improve conversion efficiencies of solar cells.

由上述的光学性质变化中可得知，经由湿式蚀刻过程后的氧化锌掺铝薄膜确实能有效改善薄膜的光学特性，对於应用於太阳电池中当透明电极使用时，能使更多入射光通过元件表面而进入吸收层内，帮助提升太阳电池的转换效率。

The results show that the low-temperature toughness of weld metal decreased with the increase of carbon dioxide content.

通过调节保护气体中CO2的含量，研究了保护气体氧化性对高强钢焊缝金属低温韧性的影响规律，同时分析了这种影响规律的作用过程。

There are more catechins contanted in old leaf than in the tender leaf that was used for manufacturing tea. In this study, we propose a process to extract the catechins from the waste old tea leaf, eliminate the caffeine from the extract and assess the functional effects of the product.

然而制茶中所采用的嫩叶内儿茶素的含量反而较茶农修剪茶树所遗弃的老叶内之儿茶素含量为低，故本研究的目的在於利用茶农修剪茶树后废弃的老叶做为原料，而於从老叶提取儿茶素的过程中去除咖啡因，并对其进行抗氧化以及抑制人类癌症细胞株生长等功能性评估。

While the volumetric flask is heating and degraded directly,the content of total phosphorus in the circular water containing buffer erosion scale preventive agent of organic phosphorus can be determined.

含有机磷缓蚀阻垢剂的验收以及循环水中对总磷含量的测定方法，都要经过加硫酸和过硫酸铵加热氧化分解的过程，一般的标准方法都是采用在锥形瓶中加热，分解完毕再移入容量瓶中，进行显色测定。

In this dissertation, novel solution routes have been developed to prepare tungsten trioxide and tungstate nanomaterials with all kinds of morphologies using low-cost, facile sodium tungstate as raw material.

利用一种简单的方法制备了钨前驱体的中空纳米球，然后煅烧此前驱体得到了三氧化钨纳米中空球，在煅烧过程中没有破坏它的形貌。

The corresponding antiaggregation methods were introduced aiming at the problem of Aggregation in liquid preparation of nanometer tin dioxide.

针对液相法制备纳米二氧化锡颗粒团聚问题，采取了相应的防团聚措施，在后续脱水过程中采用醇洗和共沸蒸馏两种方法，建立了共沸蒸馏装置，结果表明该方法防团聚效果较好。

It should be emphasized that the domestic PTA process design fully adopted the mature industrial technology, in which the structure similar to bobble tower oxidation reactor has been being successfully operated for many years in the industry and has undergone industrial experiments and inspections under various conditions in the process of advancement; the tail gas treatment unit has absorbed Mitsubishi chemical's technologies and the paste treatment unit Amoco's technologies.

需要强调的是，国产对苯二甲酸工艺的设计，采用的都是成熟的工业技术，其中与鼓泡塔氧化反应器类似的结构已经在工业上成功运行多年，在开发过程中又经过多种条件下的工业试验检验；尾气处理单元借鉴的主要是三井工艺、浆料处理单元主要借鉴了Amoco工艺。

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。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。