石英

I think I have found something interesting. Come over here. You see the medium grained granite is composed of equigranular minerals of feldspar and quartz .

我想我找到了一些有趣的东西，到这边来，你看这中粒花岗岩，它是由一些等轴大小的长石和石英矿物构成。

Any of several varieties of quartz or feldspar flecked with particles of mica, hematite, or other materials.

花斑岩一种细晶的花斑岩，带有不规则交生的石英和长石的基质

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。

The result showed agglomeration temperature of nepheline was higher than of felspar adding a mensurable quartz could distinctly affect agglomeration performance of nepheline nepheline not only reduced agglomeration temperature of ceramic tile but also improved ceramic tile bending strength evidenfiy .

〔2〕加入一定量的石英对霞石烧结性能有显著的影响。〔3〕霞石替代长石不仅降低瓷砖烧成温度，对瓷砖抗折强度也有明显的改善。

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。

By using this method, the pictures with a clear interface of liquid iron and ferrosilicon can be obtained.

为了了解强迫对流条件下硅铁在铁液中的熔化过程，设计并进行了用石英玻璃作为窗口，观察硅铁块熔化过程的试验，得到了熔化界面动态变化的清晰图像。

Quartzite reserves of concentration, capacity reserves of 300 million tons, for ferrosilicon industry has provided adequate reserve resources.

其中石英岩储量集中，运量储量达3亿吨，为硅铁工业提供了充足的后备资源。

The relationship between the formation of some typical mineral (the authigenic pyrite and the ferruginous carbonate ) and hydrocarbon is discussed in this paper, based on the correlation of stratigraphic features and diagenetic mineral in different structural belt in the Member 3 of Shahejie Formation from Dongying Depression.

针对自生黄铁矿-碳酸盐矿物-自生石英矿物组合，提出了示烃球的新认识并将其分为两大类，I型示烃球主要分布于含油性较好层段，II型示烃球主要分布于烃类活动相对较弱的非含油层段。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。