氧化还原

The donor impurity and grain boundary combustion-supporting agent containing acceptor impurity were added successively in the ceramic powder during ceramic powder preparation, both of them can also promote grain growing and semiconductive, and the combustion-supporting agent can be good to form insulation layer in oxidizing process.

采用一次性烧成技术研制了晶界层半导体陶瓷电容器，在瓷料配制过程中先后加入施主杂质和含有受主杂质的晶界助烧剂，两者在还原烧成时促使晶粒生长并半导化，助烧剂在氧化时有利于晶界绝缘层形成。

The process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction.

氧化过程；化合物失去电子获得氧的过程；总伴随着还原作用而发生。

METHODS: Nitrate reductase method was used to detect the NO content of the patients on the admission day, the 3rd day, 7th day, and 21st day after onset. The results were compared with that of the control group.

采用硝酸还原酶法分别测定研究对象入院时、发病后的第3，7，21天的一氧化氮含量，并与健康体检者进行对照。

The effect of alkaline metal, alkaline-earth metal or rare-earth metal oxides doping to Pd/γ-Al〓O〓 on the properties of supported palladium catalysts were investigated.

研究含氧条件下单Pd催化剂上进行丙烯选择催化还原NO的反应，考察浸渍法制备的Pd/γ-Al〓O〓催化剂中加入碱或稀土金属氧化物助剂对NO转化率的影响，并对催化剂进行了XRD表征及在氧化气氛中饱和吸附NO后的TPD研究。

Lightfoot et al have developed one of these iridium-based systems for the stereocontrolled synthesis of lilial by asymmetric reduction of an allyl alcohol and subsequent oxidation of the alcohol.

Lightfoot等发展了一种基于铱的系统，通过烯丙醇和第二阶段酒精氧化的不对称还原，用来进行铃兰醛的立体控制合成。

In this article,tungsten trioxide was selected as the raw material to producing ultrafine and homogenous tungsten powder by oxidation-reduction method through 5 Deoxidizations and 4 oxidations.

选取三氧化钨为原料，通过5次还原4次氧化制备出超细钨粉，所得金属钨粉的平均粒度约为0。

In this article,tungsten trioxide was selected as the raw material to producing ultrafine and homogenous tungsten powder by oxidation-reduction method through 5 Deoxidizations and 4 oxidations.

选取三氧化钨为原料，通过5次还原4次氧化制备出超细钨粉，所得金属钨粉的平均粒度约为0.38μm，比表面积高达3471.79 m~2/kg。

The antioxidant activity of purple sweet potato wine was determined in terms of reducing capacity, scavenging acticity of DPPH radicals, inhibition of lipid peroxidation, and metal chelating activity.

采用果酒工艺制备紫甘薯酒，用还原能力、清除DPPH自由基能力、抑制脂质过氧化能力、金属螯合能力，研究了紫甘薯酒的抗氧化活性。

Initially, vanadium oxide V2O3 was prepared through direct reduction using high purity hydrogen.

其中，三氧化二钒是通过氢气直接还原五氧化二钒来生成的。

Stable silver nanoparticles were synthesized via chemical reduction, and silver oxide nanoparticles were synthesized by means of mechanical stirring or sonicating, and both were characterized by TEM.

采用化学还原方法制备了稳定的纳米银溶胶、机械搅拌和超声技术制备了纳米氧化银，并用TEM测试技术对其进行了表征，且超声条件下制备的纳米氧化银粒径最小。

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。