Two important working properties of metals are ductility and malleability.
延展性和可锻性是金属的两种重要加工性能。
All of this proves that we must have a profound study of properties of metals.
所有这一切证明我们必须深入地研究金属的特性。
Therefore, mechanical and physical properties of metals can be improved obviously.
因此，金属的机械性能及物理性能都得到明显的改善。
Electrical, optical, magnetic, and mechanical properties of metals, semiconductors, ceramics, and polymers.
金属、半导体、陶瓷和聚合物的电性、光学性、磁性和机械特性。
Any of a number of elements, such as oxygen or sulfur, that lack the physical and chemical properties of metals.
一种元素，如氧或硫，其没有金属的物理和化学性质。
Treating aluminum melt with power ultrasonic can improve solidification structure and mechanical properties of metals obviously.
金属凝固过程中施加功率超声可以有效地改善铸锭凝固组织，提高材料特性和机械性能。
Besides, physical metallurgy also includes the techniques and processes of changing the physical and mechanical properties of metals.
此外，物理冶金学还包括改变金属物理和机械性能的技术和工艺。
The aggregation of he, thus forming he bubble, usually degrades the mechanical properties of metals and curtails fatigue lifetime of materials.
氦对材料的影响主要体现在氦的聚合、氦泡形成，材料肿胀，从而破坏材料的力学性能。
The super-high rate heat treatment with electro-pulsing is considered an effective method to refine crystalline and improve mechanical properties of metals.
电容器脉冲放电进行超高能率热处理是细化金属晶粒尺寸、提高材料力学性能的有效方法。
Metal nanoparticles are the subject of intensive research efforts across the world, due to the differences in the optical properties they exhibit compared to bulk metals.
由于金属纳米粒子与整体金属相比所表现出来的光学特性差异，使其成为全世界深入研究的目标。
So, this again, takes advantage of those great unique properties of transition metals, which we'll talk about in this course.
这同样也是利用了，过渡金属的独特性质，这个我们在以后的课程里也会讲到。
Just as raising temperature can change the properties of iron and other metals, early humans heated stone to make it easier to flake.
正如给铁和其他金属加温以改变其属性，早期人类通过给石头加温，使之更容易被制作成石片。
Emergent properties arising via thermodynamic and morphodynamic constraints are abundant in non-life: the hardness of minerals; the malleability of metals; the surface tension of liquids.
非生命物质，由于热力学和形态动力学约束，得到的自然发生的性质是丰富多彩的：矿物的硬度，金属的延展性，以及液体表面的张力。
So you see, the properties of these metals are very, very different indeed.
所以你看，这些金属的性能，非常的不同。
Nitinol is one of the most extraordinary metals to be discovered this century: A simple alloy of nickel and titanium, nitinol has some perplexing properties.
镍钛诺是这个世纪所发现的最不寻常的金属之一，作为镍和钛的简单的一种合 金，镍钛诺具有一些令人惊叹的特征。
To improve its properties they tried mixing it with a combination of metals.
为了提高性能，他们试着把它与合金混合在一起。
There are some notable exceptions to these general properties, however. There are also examples of very hard nonmetals and very soft metals.
然而对通常的性质也有一些明显的例外。有一些非常硬的非金属和非常软的金属的例子。
The mechanical properties of thermoplastics, while substantially lower than those of metals, can be enhanced for some applications through the addition of glass fiber reinforcement.
就本质而言，热塑性塑料的机械性能低于金属，但可以通过加入玻璃纤维强化予以增强来适应某些运用。
Knowing the electronic instrument of atoms, we can interpret the chemical properties of the metals in a reasonable way.
如果知道了原子的电子结构，我们就可以合理解释金属的化学性能。
ALLOY, a mixture of a basic metal and small amounts of other metals to change the properties of the basic metal.
合金，在金属中加人少量其他金属，而改变其性质的一种金属混合物。
Nitinol is one of the most extraordinary metals to be discovered this century: a simple alloy of nickel and titanium Nitinol has some perplexing properties.
镍钛诺是这个世纪所发现的最不寻常的金属之一，作为镍和钛的简单的一种合金，镍钛诺具有一些令人惊叹的特征。
It is concluded that using intense magnetic fields can change the solidified structures of metals and then improve the quality and properties of materials accordingly.
强磁场可以改变金属材料的凝固组织，从而进一步改善材料的质量和性能。
Thee atomic bonding of metals also affects their properties.
金属的原子连结对它们的特性也有影响。
Streng, hardness and plasticity of metals are the properties that make them so useful for industry.
金属的强度、硬度和可塑性这些性能使它们在工业上得到广泛应用。
One of the most promising properties of glassy metals is their high strength combined with high malleability.
玻璃金属的一个最有前途的特性，是它的高强度与高延展性相结合。
The recent works on the amino acid complexes of rare earths and transition metals are reviewed with emphasis on their properties and applications.
本文概述了近年来国内外对稀土与过渡金属的氨基酸配合物的研究，主要介绍了它们的性质及其应用等。
Currently, the indentation test is an effective method to characterize the mechanical properties of materials such as metals, polymers and ceramics.
当前，压痕试验是测定金属、高聚物和陶瓷等材料力学特性的一种十分有效且简便的方法。
Currently, the indentation test is an effective method to characterize the mechanical properties of materials such as metals, polymers and ceramics.
当前，压痕试验是测定金属、高聚物和陶瓷等材料力学特性的一种十分有效且简便的方法。
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