Simulation results show that the proposed nonlinear predictive control method can stabilize the concentration of ferrous ion and, which is very useful to practical production.

1、

A higher pulp density caused a lower zinc extraction. The low oxidation rate of ferrous ion was the cause of low extraction rates.

当矿浆浓度高时，锌的浸出率很低，微生物氧化亚铁的速率缓慢是造成浸出率低的主要原因。

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2、

A study of treatment of wastewater containing refractory organics with hydrogen peroxide in presence of ferrous ion and UV radiation

紫外光及亚铁离子催化下过氧化氢处理废水中难分解有机物的研究

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3、

A new highly selective method for the microdetection of ferrous ion with 2,5-dinitrophenol reagent

亚铁离子新的高选择性微量检定法

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4、

A study of the auto-catalysis function of the ferrous ion oxidation in the process of iron removal by filtration

过滤除铁中亚铁离子氧化自催化功能的研究

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5、

Investigation on the effectiveness of ferrous ion lndex in the surface geochemical prospecting of oil gas and its improvement method

亚铁离子指标在地表油气化探研究工作中有效性及改进方法探讨

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6、

Kinetic Determination of Subtrace Ferrous Ion with Thallium(ⅰ) Ion Selective Electrode

铊（Ⅰ）离子选择电极动力学分析法测定超痕量铁

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7、

It can chelated ferrous ion and partial metal ions and improve non-biologic stability.

螯合铁离子部分金属离子，改善非生物稳定性。

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8、

The process of neutralization-oxidation-flocculation for treating acidic wastewater containing high concentrated ferrous ion has been studied.

采用中和氧化絮凝工艺对高浓度酸性含铁废水进行了处理。

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9、

All the ferrous ion, the bacteria cells concentration and temperature have apparent effect on the ferrous oxidation rate.

研究Fe2+、细菌浓度、温度变化时Fe2+氧化反应速率的变化规律。

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10、

The concentration of ferrous ion is the most important technical index in iron precipitation process based on goethite method.

针铁矿法沉铁过程出口Fe2+浓度是生产中最重要的工艺指标。

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11、

Reduction kinetics of pertechnetate by ferrous ion in hydrochloric acid medium

盐酸介质中二价铁还原高锝酸盐的动力学研究

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12、

Online Measuring Technology of Ferrous Ion in Flux of the Hot-Dip Galvanizing

热镀锌助镀剂中亚铁离子在线检测技术

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13、

In addition, the change rule of ferrous ion in the reaction solution was explored.

考察了反应液中Fe（Ⅱ）离子浓度的变化规律。

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14、

Process improvement of ferrous ion removal from sodium rhodanate solution

硫氰酸钠溶剂中铁离子脱除工艺的技术改进

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15、

Study on the Viscosity Increasing System of Partially Hydrolyzed Polyacrylamide Ferrous Ion Formaldehyde

聚丙烯酰胺亚铁离子甲醛增粘体系的研究

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16、

Experimental study on removal of manganese and ferrous ion in groundwater by modified zeolite

改性沸石去除地下水中铁锰实验研究

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17、

Stimulation of the seedling growth of rice by ferrous ion

亚铁离子对水稻萌发后幼苗生长的促进作用

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18、

Determination of Zinc and Ferrous Ion in Drugs by Ion Chromatography

离子色谱法检测含锌和含铁的药物

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19、

Experimental Study on Treatment of Acidic Wastewater Containing High Concentrated Ferrous Ion

高浓度酸性含铁废水处理的试验研究

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20、

The action mechanism of ferrous ion was studied.

并探讨了亚铁离子的作用机理。

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