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:
③、粗抛光:是将模具压出之毛胚,以金刚石盘直接磨出成品之刻线。④、细抛光:在粗抛光之后,以抛光粉来磨成品至晶莹剔透为止。
4Without a crystal ball, It is unachievable to say where by we'll be upcoming 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》
We have composed about about three hundred stones from the mineral kingdom! Examine Just about every stone's unique origin, record, and energies beneath.
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。
当二氧化硅结晶完美时就是水晶;结晶不完美的就是石英:二氧化硅胶化脱水后就是玛瑙;二氧化硅含水的胶体凝固后就成为蛋白石;二氧化硅晶粒小于几微米时,就组成玉髓、燧石、次生石英岩。
Crystals seem one of a kind from a number of other rocks and minerals, but �?barring a handful of Specific situations �?almost all minerals cover a crystalline framework beneath the surface area.
11I carefully opened the deal and found a crystal bell inside.我小心地打开包裹,发现里面有一个水晶钟。
水晶常以晶簇、晶洞形式产出,其中水晶洞一般存在于由火山喷发而形成的巨厚熔岩流层的火成岩与玄武岩中。火山喷发时所含的气体或热水溶蚀等作用导致岩层中出现大量的孔隙,当富含硅质矿物的流体进入较薄的熔岩孔隙中,且温、压条件合适时将结晶沉淀出水晶等矿物。
晶体 Silicon crystals grown inside a laboratory change mild into electrical Strength. 在实验室中长成的硅晶体可将光线转变为电能。
16I opened the box and noticed a bit of crystal snowflake and a greeting card with "Content Birthday" in the blank paper.我打开盒子并看见在白纸中有一片水晶雪花和一张写着“生日快乐”的贺卡。
Crystals are not merely renowned for his click here or her physical visual appeal, but unique crystals of different components and formations may end up in a vast variety of takes advantage of and physical Qualities.
在透明的水晶中,隐裂纹呈亮晶晶的片状,有时还会有晕彩效应。这些裂纹是水晶在生长过程中,遇到外力挤压而在内部产生的一些隐形裂纹,隐裂纹在芙蓉石、紫水晶、白水晶球及白水晶柱中都很常见。有的裂纹后来被物质填充,形成愈合的裂纹,也就是原来的裂纹又长住了。这种裂纹对水晶的影响相对要小一些。
Tetragonal �?Characterized by three mutually perpendicular axes, two of which happen to be equivalent in length, whilst the third is for a longer time or shorter and perpendicular to the opposite two.