• 例如发现称为矿物,是以黑曾的名字命名,它仅仅由于一种生活加利福尼亚州酸性水域微生物产生磷酸盐而形成。

    For example, a newly discovered mineral called hazenite, named for Hazen, forms only because of phosphate produced by a microorganism that lives in the acidic waters of Mono Lake in California.

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  • 许多山区湖泊冬天全部结冰骑马塞狗提供场所,特别是里茨地区(St. Moritz)比较流行。

    Many mountain lakes freeze over during winter and are used for curling, horse and dog racing, particularly around St. Moritz.

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  • 介绍纤维加热炉使用效果

    Introduced the Mullite More fiber in the use of furnace effect.

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  • 主要由于转化发生体积膨胀效应所致。

    This is mainly because of the effect of volumetric expansion which occurs when kyanite powder is transformed into mullite.

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  • 本文通过对材料选用施工以及使用效果进行分析,论述了多纤维可以在燃用重油轧钢加热炉使用

    This paper proves that polycrystalline mullite fibre can be used in rolling heating furnace which burns heavy oil by analyzing the selection, construction and effects of material.

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  • 颗粒引入基体应力使裂纹倾向于向晶内扩展

    The tensile stress in matrix introduced by mullite particles made the cracks incline to extend into the matrix.

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  • 凝胶制备优良先驱物,主要分为单相双相凝胶

    Mullite gels are excellent precursors for preparing fine mullite. Mullite gels consist of monophasic gel and diphasic gel.

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  • 首先研究了红粒度加入-刚玉材料性能的影响

    At first, the effect of particle size and additions of andalusite on mullite-corundum materials were studied.

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  • 介绍了济钢热连轧加热炉存在问题及多耐火纤维济钢热连轧加热炉上应用效果

    Introduces some problems in Jigang hot continuous rolling heating furnace and the application effect of multicrystal mullite refractory fiber in the walking-beam furnace.

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  • 块体陶瓷相比保证材料强度降低较小情况下断裂韧性提高了62%。

    The fracture toughness of the composite was increased 62% with little decrease of flexure strength when compared with mullite monolithic ceramics.

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  • 用透射电镜扫描电镜研究了陶瓷的亚结构特征和断裂过程

    The substructure and the fracture process of mullite ceramics were studied by TEM and SEM.

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  • 其次研究了蓝晶粒度加入-刚玉材料性能影响

    Secondly, the effect of particle size and additions of kyanite on properties of mullite-corundum was studied.

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  • 本文国内外制备晶须合成方法作了简要的综述。

    Some methods about preparation of mullite whisker at home and abroad are reviewed in this paper.

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  • 这种多孔纤维陶瓷具有均匀分布并且孔隙率高达96·22 %。

    The porous mullite ceramics showed a uniform pore size distribution and a porosity of 96.22%.

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  • 结果表明:在N2气氛中,直接混磨更易获得碳化硅基质的匹配和较高力学性能

    The results showed the high mechanic properties and the good match could be reached by direct-milled method under N2 atmosphere.

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  • 热压液相烧结方法制得了具有各种含量显微结构的—堇复合体。

    Mullite - cordierite composites with various mullite contents and microstructures were prepared by liquid phase sintering and by hot pressing.

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  • 达到烧结试样常温强度基质含量减少逐渐降低高温荷重软化温度逐渐升高

    After the specimens were sintered, with the decrease of the content of mullite in matrix the bend strength decreased, but the refractoriness under load increased.

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  • 硅酸乙酯硝酸原料采用溶胶-凝胶法制备出了超的纳米

    Fine mullite powder was synthesized by sol-gel process with tetraethoxysilane (TEOS) and aluminium nitrate as raw material.

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  • 产品特点气孔率粘土砖是采用低氯主要原料高压成型、高温烧结而成,主要矿物组成为

    Properties of Products: low porosity bricks USES low mullite stones as main raw material, main mineral compositions are mullite phases after pressing sintering.

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  • 通过引入烧结颗粒料,浇注成型生产的反射炉炉门使用寿命明显高于进口砖。

    The casted door brick for reverberatory furnace which introduced mullite grains has an obvious longer service life than the imported brick .

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  • 氧化锆增韧(ztm)优良高温结构陶瓷材料

    Zirconia Toughened Mullite (ZTM) ceramics is one of finest Performance high temperature structure ceramics.

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  • 采用环缝磨制备微粉

    Micropowder of mullite is manufactured by gap mill.

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  • 并采用合成钛酸相材料进行了钛酸铝—窑具的制备研究。

    The preparation of the aluminum titanate-mullite kiln furniture using aluminum titanate-mullite composite was studied.

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  • 介绍了多纤维组合步进式加热炉使用效果

    This paper introduces the application effect of multicrystal mullite refractory fiber in walking furnace with unity of beam and bottom.

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  • 研究烧结温度含量复合材料的介电性能和抗弯强度影响

    The effect of the sintering temperature and the mullite content on the dielectric properties and the bending strength has been studied.

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  • 最后研究线粒度加入-刚玉材料性能影响

    At last, this paper studied the effect of particle size and additions of sillimanite on properties of mullite-corundum materials.

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  • 煅烧处理高岭土水热反应后得到纳米复合晶体,TEM观测到其晶粒发育良好。

    The composite nanocrystalline of mullite was prepared via hydrothermal reaction of calcined kaoline. It was observed that growth of the nanocrystalline grain was good in TEM.

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  • 通过试验给出--滤池水头损失计算公式,探付出了一系列设计计算多数。

    This paper introduces formula total water headloss of MC media filter anddiscusses the parameters of design calculation of MC media filter through the experiment.

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  • 通过试验给出--滤池水头损失计算公式,探付出了一系列设计计算多数。

    This paper introduces formula total water headloss of MC media filter anddiscusses the parameters of design calculation of MC media filter through the experiment.

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