Compared with aluminum foam, sandwich beams with aluminum core is characterized in higher limited yield stress and better cushion energy absorbing property.
2
实验结果表明：泡沫铝夹层板的动态应力应变曲线也具有泡沫材料的应力应变曲线的“三阶段”特征。
The results indicate that the dynamic stress-strain curves of sandwich beams with aluminum foam core also show the "three-stages" characteristics in general foam materials.
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