查询词典 si

The hypereutectic Al-Si alloy produced by electro-thermal methods was modified with P and RE, then the microstructure and mechanical properties of alloy were analyzed.

中文摘要：对电热法生产铝硅合金配制的Al-20Si合金进行了P-RE复合变质处理，对变质后的微观组织和力学性能进行了分析。

The value of hypereutectic Al-Si alloys is their fine pri-mary silicon particles.

而使高硅铝合金充分发挥实用价值的关键是细化初晶硅。

Hypereutectic Al-Si alloy with the quality of low density, good heat stability and high wear-resistance, is an ideal wear-resistant and heat-resistant material.

中文摘要过共晶铝硅合金具有低密度、良好的热稳定性和高耐磨性，是一种理想的耐磨耐热材料。

Thixoforming properties of spray formed high silicon hypereutectic Al Si alloys were studied.

研究了喷射沉积高硅铝合金在半固态触变成形过程中的规律。

The results of the correlations of composition, function and performances will lay a solid foundation for the fabrication of new model hypereutectic Al-Si alloy, provide evidences for theory and show the direction for industry development.

揭示了过共晶铝硅合金(Si≥20％)的成分、组织和性能之间的内在关系，为研制新型的过共晶铝硅合金提供理论依据和工业应用方向。

The characteristic of this essay is that we systematically analyzed the preparation of hypereutectic Al-Si alloy with electromagnetic stirring. The results will be applied to fields as structure material with high abrasive wear and tear, which will boost the economics and its development.

在国内属于开创性研究，研究成果将应用于结构材料、高耐磨材料等生产领域，对材料工业、汽车和摩托车从业的发展具有重大的经济意义和推动作用。

The effects of Si on the grain boundary structure and mechanical properties of hypereutectoid Mn steels austenitized at 950℃ and isothemially transformed at 560℃were studied by means of SEM and TEM.

本文用SEM，TEM研究了Si对过共析锰钢经950℃奥氏体化和560℃等温处理后的组织及力学性能的影响结果表明，Si提高冲击韧性和延伸率，抑制先共析渗碳体在奥氏体晶界呈连续网状析出，并促进在过共析钢中晶界铁素体的形成。

Taking black corundum particals as ceramics component, hypereutectoid steel as matrix metal, and Si-Fe as alloy, the crucibles of composites made of three layer components were obtained.

采用黑刚玉为陶瓷，过共析钢为基体金属，硅铁为合金构成三层复合材料坩埚。

An SI slice can be coded such that its decoded samples can be constructed identically to an SP slice.

一个SI类型的slice的解码的取样值可以。。。？？？。

If you can not get 1:00 experience in the Si roaring cry of Linkin Park, don't not please to want doubt you of music impressibility.

如果你在Linkin Park的嘶吼声中得不到一点体验，请不不要怀疑你的音乐感受性。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"