• 采用磁选分离+浸泡联合处理,使该地石英砂化学成分达到了优质的生产平板玻璃原料国家标准

    The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.

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  • 采用激光液相去离子水体系乙醇乙二醇有机体系制备了纳米颗粒

    Nano silicon particles have been prepared in the de-ionized water and ethanol-glycol solution by pulsed laser method.

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  • 石墨炉原子吸收光谱研究痕量测定高纯钛酸钡新领域研究及生产中都重要的现实意义。

    The determination of trace silicon in high-purity barium titanate by GFAAS method is studied, in which the sample is dissolved in hydrofluoric acid with high pressure seal.

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  • 结论利用均匀设计研究钾钙溶出条件可行的。

    Conclusion: Studying dissolving condition of silicon in potassium-calcium fertilizer by the uniform design method is feasible.

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  • 本论文采用液体固体橡胶不同的制备有机泡沫材料,分析了三种制备方反应机理

    There are three ways, which include liquid, solid and rubber, to make silicone foam, analyzing the reaction principles in preparation of silicone foam.

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  • 直拉生长单晶目前常用成熟工业化

    Growth of Czochralski silicon crystals is the most common and perfect one in industry.

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  • 分别利用浸渍共沉淀衬底上制备分散大部分结晶态酸铋催化剂

    Silica-supported bismuth molybdate catalysts were prepared by impregnation in a highly dispersed state and by coprecipitation in a largely crystallized state.

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  • 山西铝土矿呈一水硬铝石型,、高的特点,拜耳生产氧化铝工艺高温的条件溶出。

    Featured with diaspore, high alumina, high silicon and low iron, the bauxite in Shanxi have to be digested under higher temperature and denser soda in Bayer process.

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  • 论文以河南原料研究了分别采用化学沉淀直接中和炭黑技术工艺

    In this paper, preparation processes of amorphous silica using Henan Zr-containing silica residue as raw materials with chemical precipitation and direct neutralization methods were researched.

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  • 根据试验结果钢包化学加热特点合金发热进行评价

    Evaluation on silicon alloy as non aluminothermic was carried out according to the experimental results and the characteristics of chemical heating.

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  • 根据有源滤波特点提出了采用铝作为铁心材料,利用最小体积电感进行优化设计

    According to the characteristics of active filter, Fe-Si-Al is used and minimum volume method is adopted to optimize the design of inductance.

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  • 试验结果表明串联采用常压合流流程可以达到需要的量指数

    The results of test show that atmospheric confluence desilication in the series process can approach the required siliceous modulus.

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  • 多晶制备工艺主要包括定向凝固浇铸

    The production process for making poly silicon mainly includes directional solidification and casting methods.

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  • 对电感耦合等离子体原子发射光谱ICP AES测定金属中铁杂质含量的不确定度进行了合成评估

    The combination and estimation of the uncertainty in the determination of Fe in metallic silicon using Inductively Coupled Plasmas Atomic Emissive Spectrometry(ICP-AES) is described.

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  • 采用热丝化学气相沉积(HFCVD)普通玻璃衬底上低温沉积多晶薄膜

    Polycrystalline silicon thin films were prepared by hot-filament chemical vapor deposition (HFCVD) on glass at low-temperatures.

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  • 采用Z捏合,将端乙烯基橡胶气相白炭黑羟基氧烷进行炼,制备了强度橡胶混炼

    High strength silicone rubber compounds were prepared using vinyl-terminated silicone rubber, fumed silica and hydroxy siloxane by intensive mixing method in Z blade mixer.

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  • 共聚制备有机改性聚氨酯的最佳

    The way to prepare the silicone-polyurethane by the copolymerization method was reviewed.

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  • 串联工艺特点,更宜于采用合流脱

    The characters of series process are suitable for the confluence desilication.

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  • 主要研究了采用ICP-AES测量混合稀土金属中的含量

    The ICP-AES method to determine the silicon content of mixed rare earth is studied in the paper.

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  • 为了降低光在多晶表面反射采用化学腐蚀在其表面制备了绒面。

    The chemical etching method wa applied to form surface texture of multicrystalline silicon in order to reduce the reflectance of the surface.

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  • 研究旋转液体工艺参数对铝合金线材成型过程线材质量影响,确定了较佳工艺参数范围。

    Effects of various processing parameters on quality of metallic wires fabricated by in-rotating liquid spinning method (INROLISP) were theoretically and experimentally studied.

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  • 目的探讨利用溶胶凝胶进行纳米涂层表面改性对玻璃渗透氧化铝陶瓷粘结强度影响

    Objective: Aim of this study was to evaluate the effect of silica coating with sol-gel process on bonding strength between glass infiltrated alumina ceramic and resin luting cement.

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  • 简要介绍了采用生产中低铬铁过程所获得的经济效益

    It briefly introduces the process of producing medium and low carbon ferrochromium with hot charging ferrochromium in electro-silicothermic method as well as the economic benefit obtained.

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  • 介绍合金生产工艺实践表明采用冶炼钙合金降低电耗延长冶炼周期,有显著的经济效益

    It introduces a new technology of producing Ca-Si alloy. The experiment showed that this process can gain better results, long smelts campaign, low power consumption and high productivity.

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  • 介绍制备多孔电火花刻蚀激光辐射腐蚀

    Two new methods for porous silicon preparation i. e. spark erosion and laser irradiation erosion are reviewed in this paper.

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  • 简化步骤降低成本的角度出发,采用快速热化学气相沉积(RTCVD)低纯颗粒带SSP衬底制备出了多晶薄膜太阳电池

    Polycrystalline silicon thin film solar cell by RTCVD on SSP substrate is prepared so as to simplify the process and lower the cost.

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  • 简化步骤降低成本的角度出发,采用快速热化学气相沉积(RTCVD)低纯颗粒带SSP衬底制备出了多晶薄膜太阳电池

    Polycrystalline silicon thin film solar cell by RTCVD on SSP substrate is prepared so as to simplify the process and lower the cost.

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