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- lattice of corundum type 刚玉型晶格
- A purple variety of corundum used as a gemstone. 紫蓝色宝石一种紫色刚玉,用作宝石
- The antenna is a open lattice of steelwork. 桅杆天线为钢结构。
- A transparent deep red variety of corundum,used as a gemstone and in lasers. 一种透明的深红色刚玉,经雕琢后可用作宝石,亦可用于激光器。
- Our permeable bricks for ladle are a kind of corundum product with non-oxide developed by beijing science and Technology University and our plant. 我厂生产的钢包透气砖是同北科大共同研究开发的非氧化物结合的刚玉质新产品。
- The rank function is proved to be matroidal and the lattice of definable sets is geometric. 证明了由粗集中可定义集构成的格是一个几何格。
- A clear, hard variety of corundum used as a gemstone that is usually blue but may be any color except red. 蓝宝石:一种透明的坚硬钢玉,用作宝石,通常为蓝色,但也可能是除红色以外其它任何颜色
- Now Ahaziah had fallen through the lattice of his upper room in Samaria and injured himself. 亚哈谢从撒玛利亚王宫房顶屋子的窗户格子里掉下来,因而致病;
- This is because nano-silica can accelerate the sintering process and promote the densification of corundum castble. 这是由于纳米二氧化矽能够促进刚玉浇注料的烧结,使结构致密化所致。
- The influence of nano-silica on the properties and microstructure of corundum castable is studied. 摘要研究纳米二氧化矽的加入对刚玉浇注料性能与结构的影响。
- This paper dels in particular with the lattice of dilemma and its functions and so on. 本文着重介绍二难推理的格和它的作用等问题。
- Influence of varius dispersants on fluidity of corundum based self-flow castable are studied in this article. 研究了多种减水剂对刚玉质自流浇注料流变性能的影响。
- He devises a new type of transistor. 他发明了一种新的晶体管。
- Made from a traditional hollowed gourd and wrapped in a lattice of nylon with colorful plas... 11033African Rattle 一句话简介:Produces a full yet delicate sound.;简介:Great for studio work
- This type of bulb screws into the socket. 这种灯是拧到灯座上的。
- They consist of concentric shells of graphite,with each shell rolled into a cylinder so the lattice of carbon atoms remains continuous. 它们由石墨的同心外壳组成,每个壳圈成圆柱,所以碳原子的晶格仍是连续的。
- The skills in the fashing of corundum including cut designing,dividing(sawing),preforming(shaping),cutting(faceting) and polishing are studied ... 从定向、琢型、比例、对称程度和抛光修饰度等方面探讨了刚玉宝石的切工质量评价标准。
- The experiments show that the slide plate is of compact structure because of the molten Al fill in the gaps of corundum grains and t. 以其作为钢包滑动水口的滑板材质,取得了良好的应用效果。
- They consist of concentric shells of graphite, with each shell rolled into a cylinder so the lattice of carbon atoms remains continuous. 它们由石墨的同心外壳组成,每个壳圈成圆柱,所以碳原子的晶格仍是连续的。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries