多孔泡沫金属是一种新型功能材料。
泡沫金属是一种优良的冲击吸能材料。
Metal foams were excellent impact energy absorption material.
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.
介绍了粉体发泡法制备泡沫金属的生产工艺。
Process of metallic foams by powder metallurgical method has been reviewed.
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.
简要介绍泡沫金属的性能特点、制备方法及其应用。
Property characteristics, preparation method and application of foam metal are introduced briefly.
多孔泡沫金属是一种内部含义许多空隙的新型材料。
Porous foam metal is a new kind of function material, and it has been excepted to become a new style material integrated function and construction performances.
韧性泡沫金属的屈服段应力随着应变的增加而缓慢增加；
The stress rises slowly with the increase of strain in the collapse region of ductile metal foams.
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.
实验结果为进一步研究多孔泡沫金属的磁性能提供了实验依据。
The test results will provide the experimental data for the research on magnetic characteristics of porous foam metals.
隔板轴向分层布置，纳米光触媒抗菌泡沫金属滤网沿圆周方向布置。
The baffle board is arranged in axial and layered type, while said metal filter net is arranged along circumference.
泡沫金属镍具有传热性能好，熔融盐具有蓄热量大、化学稳定性好等优点。
The foam metal nickel has the advantage of good heat conductivity and the molten salt has the advantage of large heat storage quantity per unit weight or volume.
成功地制备了以泡沫金属镍为基体和熔融盐复合形成新型高性能复合蓄热材料。
We successfully prepared the high quality composite heat storage materials by combining foam metal nickel base and some kinds of molten salts at certain temperature.
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.
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.
介绍了多孔泡沫金属材料常用的传统制备方法(铸造法、发泡法、烧结法和沉积法)及具体应用。
This paper reviews the conventional preparation techniques that include casting, forming, sintering and deposition and practical application for every technique of foam metal.
压力敏感性材料（包括岩石、土壤、泡沫金属、聚合物材料、橡胶等）是自然界中应用最广泛的材料。
The pressure-sensitive dilatant materials, such as rock, soil, foam metal, polymeric material, rubber and so on, are the most widely applied materials in nature.
本发明涉及一种套管式高效泡沫金属换热器，包括外管和内管，所述外管与内管之间填充有泡沫金属。
The invention relates to a sleeve-type efficient foam metal heat exchanger, which comprises an outer tube and an inner tube, wherein a foam metal is filled between the outer tube and the inner tube.
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.
目前在工业应用中，泡沫纯铝作为一种韧性泡沫金属材料由于其良好的吸能性能越来越受到人们的关注。
Today, in industry applications, pure aluminum foam has attracted more and more peoples attentions as a kind of toughness metal foam material, for its good energy-absorbing performance.
隔板为多层，隔板上设置有过水孔，相邻隔板层上的过水孔分居于纳米光触媒抗菌泡沫金属滤网两侧。
The baffle board is multi-layer and is equipped with water hole, and water hole in near baffle board is installed in two sides of said metal filter net.
因此，对于泡沫金属这种细观结构非均匀性比较严重的材料，仅仅使用初始密度尚不足以刻画其材料特征。
Therefore, for metal foam with highly complicated mesostructure heterogeneity, it is not enough to describe their material characteristics only using initial density.
结果显示，相比于铜粉烧结多孔材料，泡沫金属与铜粉烧结复合多孔材料具有更小的收缩率及更大的孔隙率。
Compared the compound porous metal with copper powder sintered porous metal, the results show that the former has smaller shrinkage rate and higher porosity.
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.
泡沫金属是一种新型的多孔功能材料，其特殊的结构及性能特征将使其在高科技领域及一般工业领域受到越来越广泛的应用。
Metallic foams is a new structural and functional material. It will be widely applied to the high and general technique field because of its particular structure and characteristics.
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.
研究了泡沫金属的机械阻尼性能，表明泡沫金属是一种具有高能量吸收特性的轻质高阻尼材料，其阻尼特征表现为与应变振幅密切相关，而与应变频率无显著关系的非线性内耗。
The mechanical damping properties of metallic foams has been studied in the paper. It is found that metallic foams is a light high-damping material with great energy absorbing characteristics.
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.
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.
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