又引入打击中心的概念，指出了理论的实际应用。
And make use of the concept of attack center pointed out the actual application of this theories.
本研究建立了人体上、下肢打击中心的数学模型，并推算了相应的计算公式。
This paper tries to establish mathematical model of center of percussion on body limbs in sports activities, implores its calculation formula.
从刚体定点转动的动力学方程出发，推导定点转动刚体打击中心位置的普遍表达式，并通过特例加以应用。
The paper deduces the general formulae of the sweet point about the rotation around a fixed point of rigid body, from the kinetic equation of it, and puts formulae to use for special rigid bodies.
从刚体定点转动的动力学方程出发，推导定点转动刚体打击中心位置的普遍表达式，并通过特例加以应用。
The paper deduces the general formulae of the sweet point about the rotation around a fixed point of rigid body, from the kinetic equation of it, and puts formulae to use for special rigid bodies.
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