梁耐火极限随保护层厚度和配筋率的增加而增大，随着作用荷载比的增加而减小。

The fire resistance of CFRP reinforced concrete beams increases with the increase of concrete cover depths and reinforcement ratios, and with the decrease of applied load values.

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在同时考虑结构物理参数、几何尺寸和作用荷载随机性的情况下，给出了结构有限元和基于可靠性的灵敏度分析方法。

In finite element and reliability analysis, the randomness of the structural physical parameters, geometry dimensions and the stochastic loads applied on structures are all considered.

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大直径圆柱壳结构是港口及近海工程中的一种新型结构，其力学机理、破坏形态、作用荷载以及计算方法等均亟待研究。

The large-diameter cylinder shell is a new-type structure, which has been applied to the harbor and offshore engineering, especially on the silt seashore and soft clay regions.

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