查询词典 al

By means of scanning electron microscopy , transmission electron microscopy and X-ray diffraction techniques, microstructure of spray-deposited hypereutectic Al-Si alloy was analyzed.

本文以过共晶Al-Si合金为研究对象，在对喷射沉积合金凝固过程分析的基础上，重点研究了合金的微观组织与力学行为，讨论了后续热挤压和热处理对喷射沉积合金微观组织和力学性能的影响。

The experiment results showed that segregation of the primary silicon crystal in hypereutectic Al-18Si alloys was remarkable under a high magnetic field.

实验表明，在稳恒强磁场作用下，过共晶Al-18Si合金中的初生Si发生显著偏聚。

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 effect of Al on microstructure evolution of a hypereutectoid steel(0.97%C) during deformation of undercooled austenite was investigated by hot uniaxial compression tests.

利用Gleeble 1500热模拟试验机进行单轴热压缩实验，研究了合金元素Al对过共析钢缓冷相变和过冷奥氏体动态相变组织的影响。

According to this equation, hypothetic structures with new Al/P ratios can be designed.

依据此方程可以设计具有新的Al／P比的假想结构。

The results obtained by XRD show that the as-cast and quenched alloys have a multiphase structure, including theNi3 phase, LaNi5 phase and LaNi2 phase. The substitution of Al for Ni increases the amount of LaNi2 phase in the as-cast alloys, but it has an inappreciable influence on the abundance of the LaNi2 phase in the as-quenched alloy.

X射线衍射分析结果表明：铸态及快淬态合金具有多相结构，包括Ni3相、 LaNi5相和一定量的LaNi2相； Al替代使铸态合金中LaNi2相的量显著增加，但对快淬态合金中LaNi2相的相丰度影响不显著。

Microstructure and mechanical properties of Be/Al weld were analyzed with nano indenter.

利用纳米力学探针对Be/Al焊接截面的组织与性能做了分析。

Outcome success was not significantly affected by ingratiation tactics (using courtesy, kind manners, or friendliness) in lateral incidents described by agents in the study by Keys et al.

在Keys et al。(1987)。的研究中发现：如果是同侪为代理者的平行领导的话，那麼讨好策略(使用礼貌、亲切的方式，或友善)对於结果是否成功并没有显著的影响。

In the process of common sand-model casting, the effect of complex inoculation with Si-Fe-Bi-Al is best.

在一般的砂型铸造过程中，以Si-Fe-Bi-Al复合孕育效果最好。

Interdiffusion between Cu and Al can be observed in non-molten region with diffusion distance less than 100 nm to form new phase layers.

在非熔化区存在Cu和Al的互扩散，形成新相层的厚度＜100nm。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。