the auxiliary effect of websites in the teaching of economics

1、

新一代铝合金晶粒细化剂Al-Ti-C

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2、

the combined nb and zr additions can promote forming amorphous phases, and increase crystallizing temperature and nucleation rate and thus refine grains.

Nb、Zr复合添加可以明显促进非晶相形成，提高软、硬磁相的晶化温度，提高形核率，细化晶粒。

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3、

microstructure refinement of steel by ecap

碳钢的ECAP组织细化

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4、

the calculation and analysis of variable cross-section pole misplaced-inward node thinning are fulfilled by ansys for some super highrise building; its results are compared with former pattern;

通过采用ANSYS对某超高层建筑向内错位变截面柱节点细化的计算分析，并与原设计计算结果进行比较。

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5、

effect of structure refining on mechanical properties of medium carbon cr-mo steel

组织细化对中碳Cr-Mo钢力学性能的影响

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6、

there is a good matching relationship between tial 3 and al, a lot of heterogeneous crystal nuclei are created, which is beneficial for the refining of aluminum alloy.

加之TiAl3与αAl之间具有良好的晶格对应关系，从而形成了大量的异质晶核，使铝合金得到细化。

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7、

it is found that the al b master alloy has a very strong power of refining dendrite in near eutectic al si casting alloys.

发现AlB中间合金在近共晶铸造Al Si合金中具有优异的枝晶细化能力。

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8、

effects of refinement of y-211 particles and lower oxygenation temperature on the superconducting properties of bulk ybco

细化211粒子及降低渗氧温度对YBCO超导块材性能的影响

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9、

and compared with silicon, magnesium is more powerful than silicon in promoting the grain refining effect of al ti c master alloy under conditions of the same temperature.

在细化温度相同的条件下，与Si相比，Mg对Al Ti C中间合金细化效果具有更大的促进作用；

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10、

the effects on fining domain and reducing core loss of grain orientation silicon steel sheet with tin coated by pulse laser irradiation are investigated.

研究脉冲激光照射对镀有TiN陶瓷应力薄膜的硅钢片，细化磁畴、降低铁损的影响效应。

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11、

the al-ti-c grain refiners contain 0.09%-0.71% c were prepared with the general melting cast, and the thermodynamics of melt chemical reaction were analyzed.

采用常规熔铸工艺制得了含碳0.09%～0.71%的Al－Ti－C晶粒细化剂，并对熔体化学反应进行了热力学剖析。

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12、

the results show that pmma/ sio 2 hybrid quasi-gel can induce pp to form β crystal and minimize the spherulite size in pp.

研究发现，PMMA/SiO2杂化材料能诱导PP基体中β晶型的生成，并使PP球晶细化。

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13、

analysis on the refined microstructure evolvement of low carbon steel hot rolling strip produced by csp technology

热轧板带钢的生产工艺CSP技术生产热轧低碳钢板的组织细化研究

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14、

effect of ( napo_3)_n on refinement of primary silicon in hypereutectic al-si alloys

（NaPO3）n对过共晶Al-Si合金初晶硅细化的研究

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15、

k and na modification, eutectics carbide turns into nodular from network form, carbide is fined and is even distributed.

钨合金铸铁经K、Na变质处理后，共晶碳化物由网状分布变成团球状分布，碳化物明显细化和分布均匀化。

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16、

the fine structure of bainite and the morphology and distribution of carbides in steels were investigated with tem.

使用TEM研究了钢中贝氏体的精细结构及碳化物的形貌与分布，加入微量元素使贝氏体铁素体组织明显细化。

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17、

qualitative evaluation of molten al-si alloys by thermal analysis

热分析在Al-Si合金熔体细化及变质效果测评方面的应用

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18、

vanadium restrains the deformation induced ferrite transformation but hinders the grain growth of ferrite and acts as a grain refinement.

微合金元素V抑制形变诱导铁素体相变的进行，阻碍铁素体晶粒长大，起到细化晶粒的作用。

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19、

by the multilevel b-splines method the global registration is performed and then the result is refined using the local b-splines mesh thus obtaining a better result.

通过多级B样条插值方法，即先全局计算后局部细化的方法来逐步优化形变结果。代数多级网格预处理器（I）

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20、

the refinement mechanism of macrostructure of al-si alloy by electromagnetic stirring

电磁搅拌Al-Si合金宏观组织细化机理

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