method_of_virtual_displacement

1.The calculation formula of the cogging torque are derived by the Fourier decomposition and the virtual displacement method.
利用傅里叶分解及能量虚位移法，推导了磁阻转矩的计算公式。
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2.Theoretical studies of curved girders mainly adopted the methods of balanced method, energy method and variation-based method of virtual work (displacement).
曲线梁的理论研究主要采用平衡法、能量法以及基于变分原理的虚功(位移)方法。
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3.The virtual displacement method specifies that the sum of the shaded areas is equal to the sum of the stippled areas.
虚位移法规定阴影面积之和等于点画面积之和。
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