该方法克服了高斯点附近积分值的不稳定问题，提高了计算精度和收敛速度。
The unstability integration number near the Gauss point is overcome, and the calculating precision and the convergence speed are improved.
但是短程线主动轮廓模型的能量函数及其解法存在很多局限性，如数值计算的不稳定性和控制点存在不收敛的可能性等等。
Nonetheless, the energy function of the GACM and its solving algorithm has many restrictions, such as instability of numerical computation, probability of divergence of control points.
如果该非线性分析收敛失败，包括检测出结构不稳定，则用旧的荷载比乘以备份比，来计算新的荷载比。
If the nonlinear analysis fails to converge, including the detection of a structural instability, a new Loading rate is compute by multiplying the old rate by the Backup rate.
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