A new die with resistant wall structure was proposed, so the material utilization rates improved from 53.7% to 73.4 % now.

提出了一种带阻力墙结构的新模具结构，最终实现了材料利用率由原来的53.7%提高到现在的73.4%。

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The test results show that the apron can reduce back flow at the dam toe, and the piers can obviously diminish river bed scouring near the scour resistant wall.

试验结果表明：护坦减轻了下游纵向围堰左侧坝趾处的回流淘刷，隔流墩明显减轻了防冲墙附近河床的冲刷，确保了坝基和下游纵向围堰的安全。

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Kan asked that the plant be closed until a tsunami-resistant wall could be built and backup systems could be installed to strengthen the plant against earthquakes.

菅直人要求核电站关闭，直到修好海啸防护墙和安装完后备系统，加强核电站的抗震能力。

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He said simple measures, including fitting water-resistant skirting boards and installing plug sockets further up the wall, would help property owners minimise the risk of damage.

BBC: Environment Agency calls for flood protection products