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晶石

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Yuntai Fm Kyanite Quartzite Schist Northern Jiangsu

云台群;蓝晶石;石英岩;片岩;江苏北部

The light-weight magnesite-alumina spinel refractories was synthesized by the way of one step sintering, and the effect of the light magnesia powder and the alumina powder addition on its sinterability was studied.

分别考察了添加轻烧氧化镁及氧化铝微粉对一步煅烧法制备的镁铝尖晶石轻质耐火材料烧结性能的影响。

The micro spar's coloration is take the metal oxide compound as the coloring agent, becomes after the high temperature agglutination, therefore, will not fade, and the luster will be bright.

晶石的着色是以金属氧化物为着色剂,经高温烧结而成的,因此,不会褪色,且色泽鲜艳。

According to the characteristics of element distribution, the spinel compositional zonings were formed by the chemical equilibrium between the crystals and magma during magma crystallization, not by ion diffusion in the processes of subsolidus equilibrium.

从尖晶石成分分带的元素分布特征判断,其形成不是固溶体相平衡过程中的离子扩散,而可能是化学平衡过程中结晶矿物与熔浆之间化学成分平衡的结果,属于化学平衡导致的成分分带。

Moreover, the Raman spectra of silicateminerals with aluminum included and-O tetrahedra model clusters areanalyzed by Density Functional Theory calculation and ab-initio calculation.

本文对链状硅酸盐矿物透闪石和含铝硅酸盐矿物蓝晶石、红柱石等进行了拉曼光谱的实际测定。

The color of the spinels are related to Al,Mg and Cr,Fe contents.

晶石的颜色与Al、Mg、Cr、Fe含量有关。

This little-known gem is so similar to ruby that many of the great rubies of history are spinels.

这个鲜为人知的宝石是如此相似,许多伟大的红宝石红宝石尖晶石史。

A good many spinels contain inclusions and flaws which serve the purpose as identifiers that prove authenticity.

相当多的尖晶石夹杂物控制和缺陷的服务为目的,标识符证明的真实性。

Like its' close neighbors---the ruby and the sapphire most spinels are found in Myanmar, Sri Lanka and Pakistan.

就像它的'近邻---红宝石和蓝宝石最尖晶石在缅甸,斯里兰卡和巴基斯坦发现。

A good many spinels contain inclusions and flaws which serve the purpose as identifiers that prove authenticity.

相当多的尖晶石夹杂物控制和缺陷而达到目的的标识符证明的真实性。

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。