氧化铁

The degree of iron reduction is restrained by the different electron acceptor and provider in the paddy slurry.

水稻土中氧化铁的还原程度受土壤中不同电子供体和受体的制约。

Alkalescence a flux, such as alkali metals and alkaline-earth metal, zinc oxide and most stain oxide or chromophores components are gender neutral, the principal is alumian oxide, sometimes hemaite and electrolyic, and so on are also included in this composition; acidic components of oxide for silica, phosphoric acid, zirconia, etc.

碱性成分为熔剂，如碱金属、碱土金属、氧化锌及多数的着色氧化物或发色基团；中性成分为两性氧化物，主体为氧化铝，有时将氧化铁和氧化锰等也列入此成分中；酸性成分中有代表性的氧化物为氧化硅、磷酸、氧化锆等

Aragonite and calcite that is covered with an iron oxide stain can be cleaned with a weak solution of hydrochloric acid.

文石和方解石，就是盖了一个氧化铁染色可以清理一个弱解的盐酸。

The effect of the initial concentration and the addition order of arsenate and chromate on their uptake by hydroxy-Fe-montmorillonite complex was investigated.

在模拟氧化及酸性土壤条件下，用制备的低聚合羟基铁-蒙脱石复合体进行了砷酸根、铬酸根离子的竞争吸附实验，研究了砷酸根离子和铬酸根离子不同用量及不同添加顺序对竞争吸附的影响，并与蒙脱石和含水氧化铁进行了对比。

It was proved that the iron oxide in fly ash can improves the concrete electrical conductivity to a degree.

这证明，在氧化铁粉煤灰可以改善混凝土的导电性在一定程度上。

In this paper, the preparation of iron oxide yellow and iron oxide red with pyrite cinder was studied.

文摘：对利用硫铁矿烧渣制备氧化铁黄和氧化铁红进行了研究。

At first, the principle of synthesis of iron oxide pigments including iron oxide yellow、iron oxide red and iron oxide black are explored. The conditions of synthesis of iron oxide pigments, such as concentration of iron sulfate 、value of pH、temperature、amount of air and dispersion tent of air in tank are investigated and optimized.

通过实验，总结和探讨了湿法合成氧化铁颜料—氧化铁黄、铁红和铁黑的基本规律，并对它们的合成条件，如硫酸亚铁浓度、pH值、温度、通气量、气体分散程度等因素进行了比较与分析。

The utilization of preparing iron oxide red by pyrite cinder, which can not only control the cinders pollution but also can supply the new technology and new material. It has preferable social, economic and environmental benefits.

利用硫铁矿烧渣生产氧化铁红，既解决了烧渣的污染问题，同时也为氧化铁红的生产提供了新原料和新工艺，具有较好的社会、经济及环境效益。

The results showed that flooding significantly increased the content of amorphous iron oxides and P adsorption capacity accompanying with a sharp decrease of crystalline iron oxides and P desorption in two tested soils.

结果表明，淹水使土壤中结晶态氧化铁含量明显减少，无定形氧化铁和土壤对磷的吸附量急剧增加，磷解吸下降；落干则使之发生相反的变化。

In the process of converter smelting, a fair quantity of iron oxide ball with high grade, low moiwture content and low in purity is added to converter instead of ore as the adjusting agent of temperature and slag.

在转炉冶炼过程中向炉内试验加入一定量的含铁品位高、水分少、杂质低的氧化铁球来代替矿石，作为转炉调温调渣剂，结果表明，加入氧化铁球后，转炉反应平稳，调渣迅速，不会产生剧烈反应造成喷溅，并有利于提高金属收得率。

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。