Solves the problem of boundary value on an annular crack by using the nonlocal stress solution of an axisymmetric crack problem and approximative method of series expansion.
利用已得到的三维轴对称问题的非局部弹性应力的解，采用级数近似展开的方法，求解环状裂纹的边值问题。
The general solution of the electromechanical field, intensity factors and energy release rate are obtained, which are expressed in terms of series expansion.
得到了级数形式表达的电场和弹性场的基本解、场强度因子和能量释放率。
According to Belotserkovskii's method, using a series expansion and boundary layer method, an analytical solution for axisymmetric 'hypersonic flow over a flat-headed body has been obtained.
根据方法，使用级数展开和附面层方法，得到了轴对称高超音速绕流平头物体的一个解析解。
An analytical series solution for dynamic stress concentration of lined cavities in a half space under incident plane SV waves was given by using wave function expansion method.
采用波函数展开法给出了半空间中衬砌洞室群在平面SV波入射下动应力集中问题的一个级数解析解。
Further, by double FOURIER series expansion and intricate derivation, strict output analytic solution is acquired.
针对模型，通过双fourier级数展开和繁琐的数学推导，求得了输出电压的严格解析表达式。
The rationality of the travelling wave solution and the expansion by Taylor's series has been confirmed.
还论证了取行波解和作泰勒展开的合理性。
The rationality of the travelling wave solution and the expansion by Taylor's series has been confirmed.
还论证了取行波解和作泰勒展开的合理性。
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