The capability of steel structures for fire resistance is bad, therefore the study on fire resistance of steel structure has long been put emphasis on in the fields of construction safety.

由于钢结构的耐火性差，其抗火研究一直是建筑安全领域的研究重点。

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The fire resistance mechanism lies in three aspects, namely fire resistant tree species, rational construction forest belts and its environment.

防火林带阻火机理有三个层次：防火树种、结构合理的防火林带及其形成的火环境。

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Advantageously, the construction element (1) exhibits both optimum self-supporting characteristics and a good fire resistance in case of fire.

方便地，所述构件(1)展示出最佳的自支撑特性和遭遇火情时表现出良好的抗燃性。

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