crystal是什么意思

用法例句

The colorful crystal is open the new literary piece o.

其中,彩色晶石正以自己独特的魅力开启了珠宝首饰的新篇章,本文从晶石入手,通过对晶石基本知识的介绍,以及美学在晶石中的表现和晶石色彩在首饰中的运用,充分把晶石的美丽淋漓尽致的表现出来。

Research progress of spinel-cobalt blue pigment;

尖晶石型钴蓝颜料的研究进展

Preparation and Photocatalytic Performance of Spinel Type Composite Metal Oxides;

尖晶石型复合金属氧化物制备与光催化性能

Studies on the Co-doping Modified Spinel LiMn_(1.98)Cr_(0.02)O_(4-y)Cl_y;

复合掺杂改性的尖晶石LiMn_(1.98)Cr_(0.02)O_(4-y)Cl_y的研究

Atomic absorption spectrometric determinaton of lead and cadmium in barite using microwave heating and acid extraction;

微波加热酸浸提—原子吸收光谱法测定重晶石中铅镉

Research on anti-radiation concrete whit barite;

重晶石防辐射混凝土的试验研究

Rapid Determination of Barium Sulfate in High Grade Barite;

高品位重晶石BaSO_4的快速测定

Determination of elements in cryolite by X-ray fluorescence spectrometric method;

X射线荧光光谱法测定冰晶石各元素含量的研究

Study of synthetic cryolite process by carnbonation method;

碳酸化法合成冰晶石工艺研究

Study at preparation of cryolite and pro-product carbon white from fluosilicic acid;

氟硅酸制冰晶石联产白炭黑工艺研究

The status quo of the low temperature aluminium electrolysis in cryolithionite-alumina and elpasolite-alumina bath system are commended in detail,and their advantages and disadvantages also been stated with systematic analysis.

详细概述氧化铝在锂冰晶石和钾冰晶石体系中的低温电解研究现状,系统分析各体系的优缺点,指出将来的研究方向不应该局限于单一冰晶石体系,而应该是多种冰晶石组成的复合体系,充分发挥各自优势,减少或消除弊端,最终寻找出一种低温、高氧化铝溶解度、高电导率和低铝溶解损失的新型电解质。