oxygen activity

The method of sintering Ni-Mo ores under 600 ℃ to remove sulfur,and then lixiviating under the alkaline and active-oxygen condition was advanced to solve the problem of extracting molybdenum from the rocky-select Nickel-Molybdenum ores in this paper.

文章针对从难选镍钼矿中提取钼的问题,提出了一种先将镍钼矿在600℃时焙烧脱硫,再将其加碱和通活性氧气浸出的方法,并通过对比试验确定了最佳的工艺条件:氢氧化钠30%(或碳酸钠50%),浸出液固比为3∶1,温度90~100℃,反应时间3 h。

Properly lowering the tapping temperature, raising oxygen activity and optimizing foaming slag can provide better thermodynamic and kinetic conditions for reducing titanium content in the liquid steel.

通过适当地降低出钢温度、提高氧活度,优化电炉造泡沫渣制度,为电炉脱[Ti]创造了良好地热力学以及动力学条件。

With self-made oxygen probe,the changes of oxygen activity and other metallergical factors of spheroidal graphite liquid iron in the process of maintained temperature above the eutectic temperature are tested,and relationship between the oxygen activity and the spheroidal fading is also discussed.

采用自行研制的铁水长期连续测氧探头，测定了球化铁水在共晶温度以上，高温等温保持过程中氧活度及其他冶金因素的变化；探讨了氧活度变化规律与球化衰退的关系。

A freecutting semi-killed steel has been investigated and produced successfully in industrial-scale furnace,and the oxygen activity measured in ladles was at the level of 150～250 ppm.

３７，设计了新钢种的化学成分，在工业炉中炼成半镇静易切削钢，钢包中氧活度在１５０～２５０ｐｐｍ范围内。

Considering the aspects of mass balance,energy consumption and process efficiency,this paper analyzes the influences of oxygen purity on oxygen production,oxygen extracting rate,minimum separation work,practical work and process pressure.

从物料平衡、能耗和流程效率几个方面入手， 分析了氧气纯度对空分设备的氧气产量、氧提取率、最小分离功、实际功和流程压力等对流程经济性至关重要的几个参数的影响， 并以具体计算实例进行了说明。

Abnormal fluctuation of liquid level of liquid air in lower tower resulted in decreasing of oxygen purity.

针对下塔液空液位异常波动引起氧气纯度下降的现象进行分析、判断,提出了相应处理措施,经运行检验,工况趋于稳定。

Considering the aspects of mass balance, energy consumption and process efficiency, this paper analyzes the influences of oxygen purity on oxygen production, oxygen extracting rate, minimum separation work, practical work and process pressure.

从物料平衡、能耗和流程效率几个方面入手,分析了氧气纯度对空分设备的氧气产量、氧提取率、最小分离功、实际功和流程压力等对流程经济性至关重要的几个参数的影响,并以具体计算实例进行了说明。

In Situ Monitoring of the Oxygen Activity on a Mg_2V_2O_7 Catalyst during the Oxidative Dehydrogenation of Propane

丙烷氧化脱氢反应中Mg_2V_2O_7催化剂氧活度的原位监测

Study on Anammox Process of Domestic Wastewater Advanced Treatment

厌氧氨氧化工艺深度处理生活污水的研究

Effects of elevated O3 concentration on anti-oxidative enzyme activities in Pinus tabulaeformis

臭氧浓度升高对油松抗氧化系统活性的影响

DRINKING WATER ADVANCED TREATMENT WITH OZONE...BIOLOGICAL ACTIVATED CARBON METHOD

用臭氧——生物活性炭法深度处理饮用水

The Application of Advanced Treatment by O_3-GAC of Dongjiang River;

臭氧—活性炭深度处理东江水的应用

Effects of Elevated Ozone on Active Oxygen Species and Anti-oxidative System in Ginkgo Biloba L. and Pinus Tabulaeformis Carr;

臭氧浓度升高对银杏与油松活性氧及抗氧化系统的影响

Effects of Elevated CO_2 and O_3 Concentration on Active Oxygen Metabolism and Anti-Oxidative Enzymes Activities in Spring Wheat

CO_2和O_3浓度升高对春小麦活性氧代谢及抗氧化酶活性的影响

Solubility of Antioxidant 1010 in Low Carbon Alcohols and its Activity Coefficient Models

抗氧剂1010在低碳醇中溶解度与活度系数模型

The relationship between sperm apoptosis and sperm density,viability,motility as well as reactive oxygen species

精子凋亡率与精子密度、活率、活力及活性氧关系探讨

Oxidized low density lipoprotein stimulated endothelial nitric oxide by activating lectin like oxidized LDL receptor

氧化低密度脂蛋白通过激活内皮细胞受体诱发一氧化氮的产生

Effects of the PON-1 Activity to Level of ox-LDL in Patients with Coronary Atery Disease;

冠心病患者血清对氧磷酶-1活性对氧化低密度脂蛋白水平的影响

Research on Operation of Ozonation and Biological Activated Carbon Treatment in Nanxing Water Treatment Plant;

南星水厂臭氧预处理及臭氧活性炭深度处理生产运行研究

Effects of Different Ozone Concentration on Active Oxygen Metabolism and Protective Enzymes Isozymes in Soybean

不同臭氧浓度对大豆活性氧代谢及保护酶同工酶的影响

The Effect by of Inspiring High Concentration Oxygen on the Reactive Oxygen Species in the Rats Brain Homogenates

吸入高浓度氧对大鼠脑组织匀浆内活性氧的影响

The process of biological carbon-ozone is adopted to treat domestic sewage.

采用生物炭—臭氧工艺对生活污水进行深度处理。

Inspection of grain and oilseeds--Methods for determination of hydrogen peroxidase activity

GB/T5522-1985粮食、油料检验过氧化氢酶活动度测定法

Determination of the Dissociation Constant and Activity Product of the Hyodeoxycholic Acid

猪去氧胆酸的离解常数和活度积常数的测定

Study on advanced treatment of micro-polluted raw water by ozonation and activated carbon

臭氧与活性炭深度处理微污染原水试验研究