The trash of millions of people collects in Cairo's Garbage City, the narrow lanes filled with plastic, metal, wood - anything the district residents can resell to eke out a living.

埃及首度开罗市内有一个专门收集垃圾的“特区”，开罗市内数百万人日常的垃圾都集中在这里。 住在这个“特区”里的居民设法从垃圾堆里找出塑料、金属、木材等各种能卖钱的废品。

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Energy absorption characteristic of a plastic deformation energy absorber filled with aluminum foam in a thin-wall metal tube under quasi-static state was studied by test method.

通过试验方法研究了泡沫铝填充薄壁金属管塑性变形缓冲器在准静态作用下的吸能特性。

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Surprisingly, the walls of the collapsed building were filled with empty plastic bottles and metal buckets instead of bricks.

很令人惊讶地是，倒塌的建筑物的墙壁居然不是砖块做的，而是由空的塑胶筒和金属筒所砌成的。

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