27Local economists have seemed into their crystal balls and noticed some thing alternatively awful.当地的经济学者们已预测到将会出现棘手的问题。《柯林斯英汉双解大词典》
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水晶文化历史悠久，古人曾赋予它一串极富美感的雅称：水玉、水精、水碧、石英等。
Fig. 7: A template-directed solution can Handle The position of developing blocks on the floor during the development of intricate structures.
Crystalline construction is characterised by a geometrical, repeating pattern of symmetric molecular construction. The arrangement of atoms kinds these purchased, repeating designs.
Wise Vocabulary: connected terms and phrases Glass blower blowpipe bulletproof glass Lower glass fibreglass frosted glassware glaze glazed glazier glazing prism prismatic punty Pyrex reglaze unglazed vitreous vitrification vitrify See much more results » You can even uncover connected phrases, phrases, and synonyms in the matters:
水晶内部有多种矿物包裹体，形成的各种景观可以肉眼观测，这样的水晶就是包裹体水晶观赏石。由于水晶本身就是宝石，因此人们称誉包裹体水晶为“宝石级的观赏石”。包裹体水晶观赏石都具有独特性，具有极高欣赏和收藏价值。
Being a hot Resolution cools or even a saturated solution evaporates, particles draw shut plenty of for chemical bonds to type. Crystals could also type from deposition directly from the fuel stage. Liquid crystals possess particles oriented within an structured manner, like sound crystals, nonetheless can flow.
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多色�?无色水晶没有多色性。有色水晶有弱到强的多色�?表现为体色的不同深浅。
⑥、丝印：水晶表面附有不同的色料进行效果处理，颜色层面较厚，着力后方可脱落。
You can find other minerals and molecules that may form these crystal lattices. Snowflakes can be a basic example of a around symmetric and geometrically patterned framework from ice crystals, and gemstones of all types are typically crystals.
Crystals are categorized usually types, such as insulators, metals, semiconductors, and molecular solids. Only one crystal of the insulator will likely be clear and resembles a piece of glass. Metals are shiny unless they may have rusted. Semiconductors are occasionally shiny and from time check here to time transparent but are in no way rusty. Numerous crystals may be categorised as one style of reliable, while others have intermediate conduct. Cadmium sulfide (CdS) may be ready in pure type and is a superb insulator; when impurities are added to cadmium sulfide, it results in being a fascinating semiconductor.
Tetragonal �?Characterized by 3 mutually perpendicular axes, two of which happen to be equal in size, although the 3rd is lengthier or shorter and perpendicular to the other two.