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Silicate rocks--Determination of iron oxide GB/T14506.;5-1993硅酸盐岩石化学分析方法三氧化二铁的测定
Methods for chemical analysis of bauxite ores--The dichromate volumetric method for determination of iron oxide content GB/T3257.;4-1982铝土矿化学分析方法重铬酸钾容量法测定三氧化二铁量
Methods for chemical analysis of limestone and dolomite The determination of iron oxide content GB/T3286.;4-1998石灰石、白云石化学分析方法氧化铁量的测定
Silica refractories--Determination of iron oxide content--o-Phenanthroline photometric method GB/T6901.;4-1986硅质耐火材料化学分析方法邻二氮杂菲光度法测定三氧化二铁量
The determination of the amount of iron in ore is very important. 矿石中铁含量的测定是很主要的。
Methods for chemical analysis of bauxite ores--The sulfosalicylic acid photometric method for determination of iron oxide content GB/T3257.;5-1982铝土矿化学分析方法磺基水杨酸光度法测定三氧化二铁量
Determination of Iron Oxide and Alumina in Export Phosphorus Rock by ICP-AES of Dissolving Sample with Hydrofluoric Acid 氢氟酸溶样ICP-AES法测定出口磷矿石中氧化铁和氧化铝
The precipitate of iron oxide from Roaster is sent to the Oxide bin. 焙烧炉内产生的固体氧化铁粉送至氧化铁粉仓内；
determination of iron oxide 测定氧化铁
A dark red powdered variety of iron oxide,Fe2O3,used as an abrasive for polishing. 擦粉一种深红色的氧化铁细粉，Fe2O3，作为研磨剂用于抛光
Abstract: 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。
In this paper, the preparation of iron oxide yellow and iron oxide red with pyrite cinder was studied. 对利用硫铁矿烧渣制备氧化铁黄和氧化铁红进行了研究。
This chemical reaction is called reduction. The smelting of iron is a reduction of iron oxide to metallic iron. 这种化学反应叫作还原。铁的冶炼就是把氧化铁还原成金属铁。
It has been applied to the determination of standard samples of iron ore w... 应用于铁矿石标准样品分析,测定结果与认定值吻合较好。
A dark red powdered variety of iron oxide, Fe2O3, used as an abrasive for polishing. 擦粉一种深红色的氧化铁细粉，Fe2O3，作为研磨剂用于抛光
THE EXPLORATION OF SYNTHETIC LAW OF IRON OXIDES PIGMENTS. 湿法合成氧化铁颜料规律的探讨。
Any of a group of widely occurring yellowish-brown to black iron oxide minerals,essentially FeO(OH) nH2O,used as a minor ore of iron. 褐铁矿大量出现的黄褐色至黑色的氧化铁矿群中的一种，主要成分为FeO(OH) nH2O。
The mineral form of black iron oxide,Fe3O4,that often occurs with magnesium,zinc,and manganese and is an important ore of iron. 磁铁矿黑色氧化铁矿，Fe3O4，经常和镁、锌以及锰共生，是一种重要的铁矿石。
Bend a piece of iron into a horseshoe. 把一块铁弯曲成马蹄形。
The decision was based on spectral measurements by the orbiting Mars Global Surveyor, which showed an unusual concentration of haematite, a form of iron oxide. 决定建立在由围绕火星飞行的火星全球探测器所做出的光谱测量基础上，其中显示了不同寻常的赤铁矿（氧化铁的一种）含量。