查询词典 oxides

In the old lead chamber processnitrogen dioxide (NO2) was used for the oxidation though in practice mixtures of nitrogen oxides were used.

早期的铅室法工艺中用二氧化氮来氧化二氧化硫，尽管在实际生产中用的是氮氧化物的混合物。

The effect of alkaline metal oxides and fluorides on the performances of green leadless fluxing agents for overglaze colors were studied by means of orthogonal experiments.

应用正交试验法，研究了碱金属氧化物及氟化物对环保型无铅釉上彩熔剂性能的影响。

Limonite, heavily, hydrated and impure oxides, is important only in Europe.

褐铁矿含水量大，为不纯氧化物。主要分布在欧州。

Limonite, heavily, hydrate d and impure oxides, is important only in Europe.

褐铁矿含水量大，为不纯氧化物。主要分布在欧州。

The effect of mixture of rare earth oxides on the sintering properties,microstructure and mechanical properties of magnesia refractory were studied.

研究了添加Y_2O_3的混合稀土氧化物对镁质耐火材料的烧结性、力学性能和显微结构的影响。

Chapter 1: The general review of the history and present research situation of the perovskite manganite oxides physics and thin films is given, such as the crystal and electronic structure, double exchange model, charge-ordering, electronic transport, CMR effect, phase separation, effects of doping level and so on, are introduced.

第一章全面介绍了巨磁阻锰氧化物的物理和薄膜的研究状况。首先回顾了锰氧化物的各种性质，如晶体结构，电子结构，双交换模型，电荷有序，输运性与巨磁效应，相分离，掺杂效应等。

This dissertation consists of five chapters. The arrangement of the chapters and the main contents in each chapter are presented as follows:In chapter 1, we make a brief introduction to all kinds of magnetoresistance effects; the basic properties of the perovskite-type manganese oxides, including research history, crystal structure, electronic structure, magnetic structure, and the electronic and magnetic phase diagrams; the strain relaxation of manganite thin films; and the research progress in application.

各章的主要内容分别概括如下：第一章简单介绍了各种磁电阻效应；钙钛矿锰氧化物的基本性质，包括研究历史、晶体结构、电子结构、磁结构和电磁相图；锰氧化物薄膜中应力弛豫；锰氧化物在应用方面的研究进展。

Among the manganite oxides, Sr-doped LaMnO_3 have been a focus of intensive studies since the discovery of relatively higher Curie temperature and CMR.

在钙钛矿锰氧化物庞磁阻材料中，Sr掺杂的锰酸镧(LaMnO_3)相较于其他材料具有较高的居里温度及相对较大的庞磁电阻特性，其在高密度读出磁头方面潜在的巨大市场更是受到了格外的重视。

This dissertation is relation to SrO(La2/3Sr1/3MnO3)n the manganese oxides with RP structure. We mostly studied the structure and electrical transport properties, The major studies are listed below: The classes of magnetoresistance were introduced, the electron and crystal structure and the mechanism of double exchange of manganite pervosike related to colossal magnetoresistance have been summarized. More attention had also been paid to the advance in the study of RP structure manganite and grain system. The principle and process of sol-gel method were introduced. With sol-gel method a series of different grain size La2/3Sr1/3MnO3 sample were prepared.

本文以Mn3+：Mn4+=2：1的Ruddlesden-Popper结构锰氧化物SrO(La2/3Sr1/3MnO3)n为研究对象，系统的研究了利用溶胶-凝胶法制备的n=∞的La2/3Sr1/3MnO3和n=2的La4/3Sr5/3Mn2O7两个系列样品的结构和电磁性质，主要内容包括以下几点：简单介绍了磁电阻效应的分类，概述了具有超大磁电阻效应的锰基钙钛矿氧化物的电子晶体结构和双交换等相关的物理机理，给出RP结构系列锰氧化物的晶体结构和电磁相图以及研究状况，分析了颗粒系统的研究进展。

It has been found that the existance of metalic or non-metalic oxides in the coating and the roughness of the coating on the metal surface are the main factors influencing the absorptivity of laser beam.

研究发现，金属或非金属氧化物的存在以及金属表面涂层的粗糙度是提高激光束能量吸收率的主要影响因素。

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。