结果显示，雌雄地蜥断尾再生速度都呈逻辑斯谛曲线状。
The results showed that the regeneration speed of severed tail of the male and female were all present logistic curve.
该模型一方面采用粒子群算法优化投影指标函数及逻辑斯谛曲线函数参数，确保了模型参数的准确性；
The model, on the one hand, uses the PSO to optimize the projection index function and the parameters of LCF so as to ensure the accuracy of the parameters used in the model.
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