同时其吸能效率高于60%。
结果表明圆环列结构具有较高的吸能效率，具有重要的应用价值。
The results show that the energy absorption efficiency of the ring systems is relatively high and the system is very valuable for engineering uses.
动态压缩时两种泡沫铝的吸能效率均较高，最大吸能效率大于0.9，是良好的吸能材料。
The energy absorption efficiency of two kinds of foam aluminum at the dynamic compression is higher and the maximum value is above 0.9, so it is a kind of good energy absorption materials.
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