Based on experiment, using multifactor orthogonal test, the chemical composition of Al-alloy for liquid state forging was optimized.
基于实验基础，运用多因素正交试验，优化了一种适合液态模锻用铝合金的化学成分。
Then soft magnetic metal powders with the Fe-Si-Al composition are employed in recent years, with the felt dope of latex or the epoxy colophony.
于是，近年来提出了使用橡胶或者环氧树脂作粘结剂的铁硅铝系软磁合金粉末。
It reviews the optimization measures of Al-Si piston alloy, including kinds, chemical composition, grain refinement, modification, alloying and heat treatment.
评述了铝硅活塞合金的种类，化学成分，晶粒细化，变质处理，合金化和热处理工艺等优化手段。
The result shows that owing to the effects of the grain and mineral composition et al. , the characteristics of foundation filled with tailings possesses the specialty other than that of natural soil.
试验结果表明，由于尾矿料颗粒组成、矿物成分等因素的影响，用尾矿料充填的地基土层具有不同于天然地基的少黏性土层的特殊性。
The temperature spectra and frequency spectra of the damping capacity in the IM and RS/PM Al-Li alloys with the same composition were measured by the resonance method with the plate specimens.
采用板片状试样的共振法，测定了同一成分的铸锭合金（IM）和快速凝固粉末冶金（RS／PM）铝锂合金的阻尼温度谱和频率谱。
The composition and forming mechanism of black strips on Al-Zn-Mg-Cu hot rolled plates were studied.
研究了热轧高锌合金板材表面黑条缺陷的成分、产生机理及消除方法。
Ta coating was prepared by plasma spraying, which composition and morphology were investigated using SEM, also the bonding strength between Ta coating and Al substrate was tested.
采用等离子喷涂法制备了钽金属涂层，用电子显微镜分析了不同工艺条件下钽涂层的化学成分、表面形貌，测试了涂层与基材的结合强度。
The increase of Al content and change of inclusion composition is occurred for Sikilled or lightly Alkilled steels in LF process.
硅镇静钢及少量铝脱氧的钢在LF处理过程中会发生钢水中铝含量增加以及夹杂物组成改变的现象。
With analysis lo-Mg-Al alloy composition C5M4 and of reasonable smelting, heat treatment, permanent casting and other technological measures qualified EMU motor cover can be produced.
通过对合金成分分析，采取合理的熔炼、热处理、金属型铸造等工艺措施，能生产合格的动车组用电机端盖。
The definition of the product of this kind, its film structure, composition, suitability and environmental issue are discussed in this article and author's opinions are al so put forward.
本文对该系列的界定、膜结构形态、产品组成、适用范围及环保作了探讨，提出了个人观点。
X-ray diffractometer, scanning electron microscopy and the Archimedes method et al. were used to investigate the phase composition, the microstructure, the density and so on of MgB2 samples.
利用X射线衍射仪、扫描电子显微镜和阿基米德方法等，分别研究了样品的物相组成、显微结构和密度等。
The effect of composition of copolymer, polymer content of casting solution, additives et al on the performance of membrane were discussed.
讨论了共聚物组成、制膜液中聚合物含量、添加剂等与膜平均孔径的关系；
The dependence of silica sand composition on its granularity is discussed through analysis of its grain distribution and the effect of granularity or composition on melt is al so pointed out.
通过对硅砂颗粒度的分析，介绍了硅砂成份与颗粒度的关系，说明了硅砂对熔化的影响。
In This paper, the influence of the cinder composition and the ratio between ca, si and al in raw materials on the autoclaved silicate products performance has been studied.
研究了炉渣的组成及原料的钙硅铝比对硅酸盐蒸压制品性能的影响。
Animation showing the calligraphic composition of the al Jazeera logo.
半岛电视台的标志是以动画形式显示的书法的大气磅礴。
Animation showing the calligraphic composition of the al Jazeera logo.
半岛电视台的标志是以动画形式显示的书法的大气磅礴。
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