综述了金属泡沫材料的各种制备方法。
Methods for manufacturing metal foams and other porous metallic structures are reviewed.
最后简要总结了金属泡沫材料的应用。
本发明涉及一种基于金属泡沫的柴油发动机过滤设备。
This invention relates to a filtering device for diesel engines based on metal foams.
相比之下，其它超轻型物质，包括气凝胶和金属泡沫材料，分子结构都比较随意。
By contrast, other ultralight substances, including aerogels and metallic foams, have random cellular structures.
金属泡沫材料和合金都处在金属制作和材料工程的前沿，并广泛应用于各种消费产品。
Metallic foam materials and alloys are at the leading edge of metal fabrication and materials engineering, and there are many applications for this technology in consumer products.
介绍新兴材料——金属泡沫材料的主要生产方法及国内外研究现状，并展望了将来的研究方向。
The main production methods of newly developed material-metal foaming material and the research situation are introduced in the paper. The research direction in the future is also given in the paper.
金属，如铝，也可以制备成泡沫材料。由于金属更高的刚度，理论上，更薄金属泡沫就可以吸收聚苯乙烯泡沫所能吸收的能量。
Metals such as aluminum can also form foams -- and because of their greater rigidity, they could, in theory, dissipate as much energy as a polymer foam in a much thinner layer.
这些工作主要讨论了金属泡沫材料的拉伸、压缩、能量吸收、动态冲击、失效准则、本构关系、蠕变、疲劳和断裂等力学性能。
They are mainly concerned with the tensile and compressive behavior, energy absorption, dynamic impact, failure criterion and constitutive relation, creep, fatigue and fracture of these materials.
这些工作主要讨论了金属泡沫材料的拉伸、压缩、能量吸收、动态冲击、失效准则、本构关系、蠕变、疲劳和断裂等力学性能 。
The dynamic impact energies of 16MnR welded joints were determined with high speed impact test, and the influencing factors and fracture morphology were studied.
向开关加上电压会促使带电的泡沫从金属中向上移动，这样从根本上降低了半导体的电阻和使它变成一整套的导体。
Applying a voltage to the device pushes charged bubbles up from the metal, radically reducing the semiconductor's resistance and making it into a full-blown conductor.
尽管加热这种材料的时候，氧原子被驱赶出结构中，剩下带电的泡沫使材料表现得像金属一样。
Heat the material, though, and some of the oxygen is driven out of the structure, leaving electrically charged bubbles that make the material behave like a metal.
关于这种黄澄澄金属的泡沫破灭了吗？
凯夫拉纤维的外面是涂铝织物和泡沫的交替层，它可以吸收并分散微小陨石体的撞击，施耐德博士说这种交替层设计可以比金属结构提供更好的保护。
Outside the straps, alternating layers of aluminized fabric and foam absorb and disperse the impacts of micrometeoroids, providing better protection than metal structures, Dr. Schneider said.
简洁的金属柜装着由套在下拉式铝框上的轻型塑料泡沫皮形成的2x2x 2米的立方体。
A compact metal locker holds a 2x2x2 meter cube with a lightweight plastic bubble skin, which is configured upon a drop-down aluminum frame.
此外，简单介绍了泡沫金属的基本力学性质。
In addition, the essential mechanical properties of metal foam are introduced briefly.
当双向承受的名义应力相等时，还可得到泡沫金属在双向等荷承载条件下的载荷强度与孔率的数学关系。
When the biaxial nominal stresses are equal to each other, the mathematical relationship between loading strength and porosity can be also gained for the foamed metals under biaxial equal loads.
泡沫金属是一种新型的多孔功能材料，具有独特的结构和性能，其应用范围日益扩大。
Metal foam is a functional material, its unique structure and properties have been increasingly applied.
当金属浇入时，泡沫材料蒸发，金属取代其位置。
As the metal is poured, the foam vaporizes, and the metal takes its place.
从材料选择、预制品制备、发泡过程三个环节分析了在制备泡沫金属过程中可能出现的影响因素。
Effect in process of metal foams has been analyzed from three factors selection of materials, precursor preparing, foaming process.
粉末冶金发泡法是目前泡沫金属研究领域的一个热点方向。
Powder metallurgical foaming method becomes an important research aspect in the field of metallic foams.
对铝合金熔融发泡工艺进行了研究，用火山灰作发泡剂、用钙为增粘剂。通过试验，认为用此法制造泡沫金属是可行的。
This paper researches on the foaming procedure of aluminum alloy in molten state and believes that the procedure is feasible for making foam metals.
在恒定热流密度条件下，对单相流体分别强制轴向层流流经多孔泡沫金属换热器管内、外的流动和对流传热的均匀性进行了分析。
The distributions of velocity and temperature of fluid inside the tube fitted with the porous metal foam were more uniform than that of the blank tube.
泡沫金属是一种优良的冲击吸能材料。
Metal foams were excellent impact energy absorption material.
介绍了一种适用于大规模工业化生产高强度金属过滤用碳化硅泡沫陶瓷的方法。
A process for preparing high strength SiC-matrix foam ceramics used in filter of molten metal for mass production was developed.
讨论了超薄金属膜结构中泡沫厚度对吸收峰位的影响，及金属薄膜的方块电阻对吸收峰值的影响。
It is concluded that the structure of ultra-thin metallic films can result in resonance absorbing, the absorbing performances were decided by both medium materials and metallic films.
多孔泡沫金属是一种新型功能材料。
建立了泡沫金属内冻结相变传热过程的传热模型。
A numerical model of freezing phase change heat transfer in metallic foams was established.
由泡沫铝芯材与金属面板构成的夹心结构具有轻质、高强度、良好的减震性等优点。
Metal skin-Al-foam core sandwich panels have unique characteristics such as light weight, high stiffness and well damping properties.
由泡沫铝芯材与金属面板构成的夹心结构具有轻质、高强度、良好的减震性等优点。
Metal skin-Al-foam core sandwich panels have unique characteristics such as light weight, high stiffness and well damping properties.
应用推荐