| 单词 | 硅石 |
| 释义 | 〔silicic〕Relating to, resembling, containing, or derived from silica or silicon.硅的：与硅石或硅相关的、与之相象的或由其而来的〔chalk〕A soft, compact calcite, CaCO3, with varying amounts of silica, quartz, feldspar, or other mineral impurities, generally gray-white or yellow-white and derived chiefly from fossil seashells. 白垩：一种松软的方解石粉块，CaCO3，含有不等量的硅石、石英、长石或其它矿物杂质，通常为灰白色或黄白色，从贝类化石中制得 〔silica〕A white or colorless crystalline compound, SiO2, occurring abundantly as quartz, sand, flint, agate, and many other minerals and used to manufacture a wide variety of materials, especially glass and concrete. 硅石：一种白色或无色晶体化合物，SiO2，以石英、沙、燧石、玛瑙和许多其它矿石形式出现，藏量丰富用于制造大批不同材料，尤指玻璃和混凝土 〔silex〕Finely ground tripoli used as an inert paint filler.硅石：用作惰性颜料填充物的磨得很细的硅石土〔chert〕A siliceous rock of chalcedonic or opaline silica occurring in limestone.硅石：出现在灰岩中的玉髓或蛋白色硅石〔siliceous〕Containing, resembling, relating to, or consisting of silica.硅石的：含硅石的、象硅石的、与硅石有关的或由硅石组成的〔quartz〕A very hard mineral composed of silica, SiO2, found worldwide in many different types of rocks, including sandstone and granite. Varieties of quartz include agate, chalcedony, chert, flint, opal, and rock crystal. 石英：由硅石组成的一种非常坚硬的矿物质，SiO2，广布世界各地，存在于许多不同种类的岩石中，包括沙岩和花岗岩。石英种类包括玛瑙、玉髓、黑矽石、燧石、蛋白石及水晶 〔veneer〕A decorative facing, as of brick.饰面，护面：由硅石等构成的起装饰作用的面层〔refractory〕a refractory material such as silica.如硅石等耐热材料〔ganister〕A mixture of fire clay and ground quartz, used to line metallurgical furnaces.硅石：一种耐火土和石英的混合物，用于作冶金炉的内壁〔smalt〕A deep blue paint and ceramic pigment produced by pulverizing a glass made of silica, potash, and cobalt oxide.大青，大青色：将由硅石、钾碱和氧化钴制成的玻璃捣碎而生产出来的深蓝色图画或陶瓷上的颜料〔sandstone〕A sedimentary rock formed by the consolidation and compaction of sand and held together by a natural cement, such as silica.砂岩：一种由砂固化与压积作用形成的沉积岩，通过自然胶结物粘到一起，如硅石〔silicon〕A nonmetallic element occurring extensively in the earth's crust in silica and silicates, having both an amorphous and a crystalline allotrope, and used doped or in combination with other materials in glass, semiconducting devices, concrete, brick, refractories, pottery, and silicones. Atomic number 14; atomic weight 28.086; melting point 1,410°C; boiling point 2,355°C; specific gravity 2.33; valence 4. See table at element 硅：一种非金属元素，广泛存在于地壳的硅酸盐和硅石中，有非晶体和晶体的同素异形体，与其它材料掺杂或结合，用于制造玻璃、半导体材料、混凝土、砖、耐火材料、陶瓷和矽氧烷。原子序数14；原子量28.086；熔点1,410°C；沸点2,355°C；比重2.33；化合价4 参见 element〔chert〕A variety of silica that contains microcrystalline quartz.燧石：含微小晶状的石英的各种硅石 |
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