Aiming at the importance of the detection of physical activity energy expenditure (PAEE), a new system of detecting PAEE based on tri-axial acceleration transducer was presented.
鉴于目前运动能耗检测对人体健康的重要性，研发了一套基于三维加速度传感器的人体运动能耗检测系统。
Using three dimensional linear viscoelasticity finite element model, numerical simulation was performed. The deformation of solid propellant grain under axial acceleration was investigated.
并运用三维线性粘弹性有限元模型，对离心实验过程进行了数值模拟，以确定固体推进剂药柱在轴向过载作用下的变形问题。
Then, through calculating the running speed, a axial travel acceleration model was established, along with the evaluation criteria.
然后，通过对运行速度进行计算，得出轴向行驶加速度模型，并给出了相关的评价标准。
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