查询词典 quartz

The content of quartz is 2—50％ and its average content below 20％. The content of felspar is 2—22％ and its average content is about 10％. The content of detritus vary from 40％ to 93％ and its average content is greater than 70％.

薄片成分统计表明，石英、长石含量低，岩屑成分高，石英含量为2—50％，平均含量低于20％，长石含量2—22％，平均含量约10％，岩屑含量介于40—93％，平均含量大于70％。

The statistics of slice component showed that the content of quartz and felspar is low and the content of detritus are high.

碎屑岩成分成熟度低，主要为岩屑砂岩，极少量长石岩屑砂岩。

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。

To study the surface treatment of the quartz glass, and the coupling of the albumin protein, we used with the fictionalization of the copolymers, and experimental conditions for protein immobilization.

蛋白质固定化之制作程序系将白蛋白固定於涂有光阻剂共聚物之石英玻璃表面，然后检测蛋白质於280 nm波长附近的吸光特性，以评估蛋白质固定化的效果。

Temperature field evolution of metallic glass in quartz tube is simulated by using finite difference method.

numerical simulation ；利用有限差分方法模拟了一个石英管内非晶合金冷却形成过程温度演变过程，并观察了冷却过程中的不同部位在不同时刻的冷却速度的变化。

The simultaneous determination of iron and aluminium in quartz sand by first derivative spectrophotometry .

一阶导数光谱法同时测定石英砂中铁和铝的研究。

The effect of Fe 3+ and Al 3+ on the floatability of sillimanite and quartz was studied.

系统研究了Fe3+和Al3+等金属离子对硅线石和石英可浮性的影响。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。