氧化物

Aims: To study effects of ginger Transderm Scopolamine on contents of nitricoxide, super - oxide dismutase and malon dialdehyde in hippocampus on simulated kinetosis in rats.

目的：探讨生姜透皮帖对一氧化氮、超氧化物歧化酶和丙二醛在模拟运动病时大鼠海马组织中含量的影响。

Objective To observe the changes of malon dialdehyde and superoxide dismutase(SOD-1) metabolized from lipid peroxides in serum of the patients with severely closed head injury at pre-, mid- and post-treatment of hyperbaric oxygenation.Methods Fifty patients were divided into two groups randomly.

目的 观察重型闭合性颅脑损伤高压氧治疗前中后血清脂质过氧化物代谢产物丙二醛和超氧化物歧化酶-1(SOD-1)的浓度变化。

The colossal magnetoresistance effect gives manganate great and potential application value in magnetic recording and magnetic detection and sensor field,which excitated people to research.

巨大的磁电阻效应使锰氧化物在磁记录，磁探测及传感器方面均具有巨大的潜在应用价值，激发了人们的研究热情。

Strontium doped lanthanum manganate La_(1-xSr_xMnO_3, LSM is commonly used as ABO_3 type cathode in traditional high temperature solid oxide fuel cells. However, LSM is not suitable to operate in intermediate temperature range, due to the low conductivity and electrochemical activity.

传统的SOFC阴极材料多为钙钛矿结构ABO_3型氧化物，如La_(1-x)Sr_xMnO_3等，这类材料在1000 oC时极化电阻仅为几欧姆，但随着工作温度的降低，其极化电阻猛增到几千欧姆。

Study on the natural powder manganese dioxide and exploit its environmental character has significant academic and practical meaning.

因此，针对天然锰氧化物进行重点研究，拓展其除污染能力，具有重大的理论和现实意义。

Chapter 1: The general review of the history and present research situation of the perovskite manganite physics and thin films is given.

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。

The influences of transition element doping on the transport properties of layered perovskite manganite La1.2Ca1.8Mn2O7 were investigated.

研究了过渡金属元素掺杂对层状钙钛矿结构锰氧化物 La1.2Ca1.8Mn2O7体系输运性质的影响。

Recently, due to the progress in preparation technique, the growth optimization of manganite thin films in nano-scale has become possible and some breakthroughs in the fabrication of related prototype devices have been obtained.

近来，由于薄膜制备技术的提高，人们在纳米尺度调控的锰氧化物薄膜制备以及在相关原型器件研究等方面取得了一定的突破。

Chapter one: At the beginning of this chapter, we reviewed the history of manganite research. And then we laid an emphasis on the discussion of its physical properties-including crystalline structure, magnetic structure, electron structure and electromagnetic behavior, and related interactions in the system. After that we introduced some elementary properties of layered manganites.

第一章 首先简要回顾了超大磁电阻研究的发展历史，然后着重介绍了掺杂锰氧化合物的各种物性——晶体结构、磁结构、电子结构和电磁特性，及相关的各种相互作用，并对层状锰氧化物的基本性质作了简要介绍。

Experimentally,at low temperature and with doping x(0≤x≤1),some manganite may have very differentphases,ferromagnetic or antiferromagnetic,with or without orbital or charge order.

实验上发现，在低温下，随着掺杂浓度x的变化(0≤x≤1)，锰氧化物可以出现铁磁序或多种形式的反铁磁序；可以出现不同类型的轨道序，也可以没有轨道序；可以有电荷序，也可以没有电荷序。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。