The second shear strain gradient and the function reflecting the effect of strain rate are introduced into the yield function of classical elastoplastic theory.
在经典弹-塑性理论的屈服函数中引入应变梯度及考虑应变率效应的函数。
However, the values of the parameters of the function are different from those derived using the classical Landau theory based on the mean field approximation.
但在聚合体存在的情形下，函数参数的数值不同于在均场近似下由经典朗道理论所得到的数值。
The photic field in the plane divisional uniform absorbing and dispersive dielectrics is quantized by the canonical quantum theory and the classical Greens function of the system.
借助系统经典格林函数，运用正则量子化方法，对平面分区均匀色散吸收介质中电磁场进行量子化。
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