矿物

Actually, the term feldspar refers to a group of closely related minerals which have generally similar composition and characteristics.

严格地说，长石这个名称指的是成分和特征大体相似的一组有密切关系的矿物，它们是钠、钾、钙的铝硅酸盐类。

Classified according to mineralogy, felspar consists of two main types: Potassium felspar and anorthose.

按矿物学分类长石分为两个主要类型：钾长石和斜长石。

Sand Mineral particles consisting mainly of quartz, felspar, and mica, and measuring between 2 and 0.05mm in diameter.

沙：主要由石英、长石、云母等矿物微粒构成，其直径在0.05~2mm 之间。

Compaction , quartz secondary enlargement and kaolinite an aphase-infilling are main diageneses to damage pores . The solution of felspar and carbonate minerals are the chief diageneses to form sencondary pores .

压实作用，石英次生加大和高岭石的后期充填作用是使孔隙遭受破坏的主要成岩作用类型，长石和碳酸盐矿物的溶蚀作用是形成次生孔隙的主要成岩作用类型。

Compaction , quartz secondary enlargement and kaolinite an aphase infilling are main diageneses to damage pores . The solution of felspar and carbonate minerals is the chief diageneses to form sencondary pores .

压实作用，石英次生加大和高岭石的后期充填作用是使孔隙遭受破坏的主要成岩作用类型，长石和碳酸盐矿物的溶蚀作用是形成次生孔隙的主要成岩作用类型。

Under supergene process influencing, kaolinites invered dickites, siderite were been ferritization, part of carbonate mineral have been dissoluted producing calcite.

在表生作用的影响下，高岭石向地开石转化，菱铁矿褐铁矿化，部分碳酸盐矿物溶解生成方解石。

According to articles published in domestic periodicals from 1992 to 1996,the application of titration in analyzing the ferroalloy and its related minerals is summarized in this paper.

根据 1992～ 1996年 5年间国内刊物上所发表的文章，概述了滴定分析法在铁合金及其相关矿物分析中的应用。

A sample preparation technique of centrifugal casting is used for XRFS analysis of Cr,Si,P in ferrochrome .

采用离心浇铸制样X射线荧光光谱测定铬铁中Cr，Si和P，能克服铁合金存在的矿物效应和颗粒效应，该方法简单、快速、精度高、准确。

In this study, a set of parallel measurements of the specific surface area of calcite, quartz, smectites and marine hydrogenous ferromanganese crusts has been carried out.

以方解石粉体、石英粉体、蒙脱石等常见矿物材料和铁锰结壳为例，根据各类材料的比表面积测定数据，研究了探针气体种类、脱气温度和吸附平衡时间等测试条件的影响。

Iron ore in the form of ferrous carbonate.

以铁的碳酸盐矿物形式出现的铁矿。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。