Rumored Buzz on Crystal
Rumored Buzz on Crystal
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Not all crystals are Similarly crystalline. There are sometimes impurities, plus the ionic & covalent among molecules can produce vastly distinctive constructions outside of the same product. An excellent illustration of this are diamonds and graphene.
the strong condition of numerous straightforward substances, which have a daily condition and surfaces arranged in comparable styles
4Without a crystal ball, it's unachievable to convey in which we'll be up coming calendar year.不用水晶球预卜未来，我们说不准明年处境如何呀。《牛津词典》
In order to see how crystals are fashioned, you may perform a little challenge inside your incredibly own kitchen and find out the formation from the crystals arise together with your individual eyes . This can be done by putting a little level of desk salt into some common faucet water, hold out 24 several hours, and you'll see pleasant cubed formations. This transpires as the drinking water is evaporating, which results in the atoms which make up the salt (the mineral) as well as drinking water to come nearer together.
看抛光：抛光的好坏直接影响到水晶制品的身价。抛光分为软抛光与硬抛光。
你们都知道，拿起一个水晶棱镜，让一束阳光通过它，就会得到一个光谱，看起来就像一条连续的彩虹色带。
水晶原石观赏石，从字面意义理解：观赏水晶石的原貌，即经过抛光去皮后的包裹体水晶和原色水晶，不需雕刻不求象形就具有非常高的观赏价值和收藏价值。此类水晶观赏石对质地要求非常之高，水晶晶体通透干净，颜色艳丽，意境鲜明深刻的价值就高，它的价值特点就好比钻石，实实在在石头本身的价值。
损伤是指水晶由于加工或不小心摔掉、碰撞等原因，人为造成的损坏。它可以是破口，也可以是凹坑等。
Crystals tend to be considered as anything of huge attractiveness, plus they are commonly utilised with diamonds or other stones for making pieces of jewelry. The majority of crystals now are male-produced in laboratories.
幽灵水晶，分绿幽灵，红幽灵，白幽灵等，主要组成为绿泥石，其中绿幽灵属于珍贵品种。
All crystal ball crystal obvious copyright liquid crystal crystal lattice crystal structure liquid crystal display See all meanings Idioms and phrases crystal very clear idiom
Crystallography will be the research of crystals, and it offers with all the things from ideal geometric designs to seemingly random conglomerations of particles and minerals.
⑤、打孔：是在水晶成品未完成前，根据其所需打孔之尺寸及位置，以钻头加工，如制表件、笔筒、瓶孔等。
crystal Alteration is variable: absent in several crystals, in Other people generating dense sericite aggregates which can clearly show some recrystallization consequences to provide coarser-grained white mica. Through the Cambridge English Corpus The tridymite crystals are rectangular or wedge-formed and are occasionally Crystal arranged in aggregates. Through the Cambridge English Corpus Additionally, haloarchaeal cells had been embedded within just salt crystals less than laboratory problems and subsequently analysed by light microscopy. Through the Cambridge English Corpus The white clouds (normally sparse) had been also widely viewed as remaining made up of small crystals of drinking water ice, alternatively like cirrus within our environment. With the Cambridge English Corpus They may be present in evaporite salt lakes and will be trapped in salt crystals for the duration of evaporation. From your Cambridge English Corpus For that reason, the cells (organelles and membranes) are destroyed mechanically by ice crystals, bringing about Demise by way of mobile lysis. From your Cambridge English Corpus The crystals had been used in the first or next orders of reflection. In the Cambridge English Corpus Inside our 8xperiments, the crystals had been cubes with a foundation region of eight e mm. From the Cambridge English Corpus Vibration-assisted intermolecular hydrogen tunneling in photoreactive doped molecular crystals : influence of temperature and strain.