The Greatest Guide To Crystal
The Greatest Guide To Crystal
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诗中“胜美玉”，“过冰清”，写出水晶的质地美，而“亦欲应时明”则描绘出水晶充满灵性的动态美，耐人寻味。罗维是有独特眼光，懂得水晶真谛，第一个称赞水晶超过美玉的伟大诗人。他的认识已被千年之后的科学理论所证实；以水晶为直接吟咏对象的诗篇还有：
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Chemical Bonds The kinds of chemical bonds shaped concerning atoms or groups of atoms in crystals rely upon their sizing and electronegativity. You'll find 4 categories of crystals as grouped by their bonding:
水碧：《山海经》中，水晶又被称作水碧： �?又南三百里，日耿山，无草木，多水碧 �?，郭璞注�?�?亦水玉类 ”。这种称谓常被文人所引用，晋代郭景纯《璞江赋》道�?�?鬼，水碧�?�?。水晶又有人称它叫玉瑛。《符瑞图》载�?美石似玉，水精谓之玉瑛也�?”
You will discover a variety of crystals based on geometric structures, crystal growth, and substance. There is usually preparations of hexagonal carbon atoms or amethyst which makes hexagonal pyramid buildings.
发晶，包括钛晶，铜顺发，绿发晶，黑发晶，银发晶，杂色发晶，其中钛晶最珍贵，少数钛晶价值可比钻石，红宝石和蓝宝石以及祖母绿。
Include to term listing Increase to phrase listing [ C/U ] clear rock that appears like ice, or a piece of it
1A crystal chandelier lit the place.一盏水晶吊灯照亮了房间。《柯林斯英汉双解大词典》
13Nearly all personal computers have a quartz-crystal clock to manage their Procedure.几乎所有的计算机都有一个石英晶体时钟来调节它们的运行。
Solids which have short-array order but lack prolonged-array get are known as amorphous. Practically any substance is usually made amorphous by fast solidification through the melt (molten state). This problem is unstable, and also the stable will crystallize in time. In the event the timescale for crystallization is many years, then the amorphous condition appears secure.
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You will discover only a few diverse unit-mobile shapes, so numerous crystals share an individual device-mobile form. A crucial attribute of the unit mobile is the volume of atoms it includes. The full number of atoms in the whole crystal may be the amount in each mobile multiplied by the amount of unit cells. Copper and aluminum (Al) Each individual have a person atom for every device mobile, though zinc (Zn) and sodium chloride have two. Most crystals have only some atoms for each device mobile, but usually there are some exceptions. Crystals of polymers, such as, have A huge number of atoms in Each individual device cell.
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