5 Simple Statements About Crystal Explained
5 Simple Statements About Crystal Explained
Blog Article
17These rings are indicative from the crystal construction of nickel and may be described only by invoking wavelike Houses of sunshine.这些光圈表明了了镍的晶体结构，而且只能通过光线中波的特征来解释。
23Sometimes, however, the crystal sort of the silicate inclusions is noticed to resemble much more intently The interior construction of diamond than that of other silicate minerals.然而，有时观察到硅酸盐包裹体的晶体形态比其他硅酸盐矿物更接近金刚石的内部结构。
天然水晶是不可再生资源，随着开发的深入，天然水晶存量已越来越少，为了可持续发展，东海县政府早就制定了保护本地资源，鼓励开发海外水晶资源的政策，但是，海外资源也越来越少，很多国家都提高了开采和出口天然水晶的门槛，进入东海市场的外国水晶价格连年暴涨，其中观赏水晶比普通水晶涨价更快。
第一种是“全包裹体”，在水晶结晶的时候把这些物质包裹在晶体里面，这类包裹体所形成的各种景象，大多保持了水晶结晶时的原状，也就是说保存了几亿年的原状，极少受到自然环境的影响。
25If you're a Billy Crystal supporter, you may appreciate this movie.如果你是比利·克里斯特尔的影迷，你就会喜欢这部电影。《柯林斯英汉双解大词典》
Monoclinic �?Characterised by 3 unequal axes, two of which intersect at an oblique angle, while the third is perpendicular towards the airplane of the other two.
30Three days went earlier, and I was surprised to check out it yet again: each of the openings had been sewed up by slender and white thread and so they seemed just like the ice crystal on Wintertime's branches within the north.
Crystals are very little greater than an purchased arrangement of molecules or atoms. Crystals can be found in many various shapes and sizes, and each one has different properties. Whatever they are made of determines how it'll form.
24I want to make my that means crystal very clear.我想把我的意思解释得清清楚楚。《牛津词典》
Crystals with apparent get more info flat faces are called euhedral crystals, although those lacking outlined faces are termed anhedral crystals. Crystals consisting of requested arrays of atoms that aren't usually periodic are identified as quasicrystals.
With the Cambridge English Corpus We are saying the chain topology from the superior w area functions since the proverbial ' scratch-on-theglass ' essential in the natural chemistry laboratory for making crystals. From the Cambridge English Corpus Frequent-tension and temperature molecular-dynamics simulations of crystals on the lecithin fragments - glycerylphosphorylcholine and dilauroylglycerol. Within the Cambridge English Corpus Along with these, dust particles are actually noticed in lower-temperature plasmas, like These Employed in plasma processing and plasma crystals. From the Cambridge English Corpus The ultimate part of the book focuses on peculiarities of strongly coupled dusty plasmas, including the formation of dust crystals and linked attractive forces. From your Cambridge English Corpus Entire characterization of harm threshold in titanium doped sapphire crystals with nanosecond, picosecond, and femtosecond laser pulses. From the Cambridge English Corpus Unbroken crystals are euhedral; rounded, or even more irregular, Major morphologies weren't observed. Through the Cambridge English Corpus See all examples of crystal These examples are from corpora and from sources on the net. Any opinions within the examples tend not to characterize the viewpoint in the Cambridge Dictionary editors or of Cambridge University Push or its licensors.
水晶的价值还与块体大小有关，同样的颜色和净度级别，块越大越难得。有时候质量级别虽然低一些，但块体够大，也可能价格高于高级别的小晶体
《古今小说·李公子救蛇获称心》：“器皿皆是玻璃、水晶、琥珀、玛瑙为之，曲尽巧妙，非人间所有。”
This crystal framework is answerable for the special Bodily and chemical Attributes of sodium chloride, such as its high melting level, electrical conductivity, and talent to sort ionic bonds simply.