earthquake fortification level
earthquake fortification level
抗震设防等级
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The experimental results indicate that MRD can significantly enhance aseismic performance level of the seismic damaged RC frame shear wall structure, and meet all the earthquake fortification levels.
结果表明，采用MRD智能加固后的结构抗震性能大大提高，优于用被动控制方法加固的结构。
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