运用关节位图和指数函数对步态特征进行了参数化描述。
Phase plots and exponentials function were used for the parameterized description of human gait characters.
文章对含i型裂纹的正交各向异性功能梯度材料板沿其板厚的弹性常数表达式呈指数函数变化时的应力-应变场进行分析。
In this article, the fracture analysis on mode I crack of orthotropic functionally gradient materials is studied, under which the elastic constants changed exponentially along thickness of the plate.
用指数函数对波浪和海冰作用下平台构件的疲劳应力、应力循环次数和环境参数的关系进行了拟合，拟合精度很好。
The exponential functions were used to reflect the relationship among fatigue stress, number of stress cycles and environmental parameters. The fitting precision of the functions was relatively high.
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