functionally graded的用法和样例：
例句
- The collinear crack problem for a strip of functionally graded materials in antiplane elasticity was studied.
讨论了反平面弹性功能梯度材料板条中的共线裂纹问题。 - Based on the classical nonlinear plate theory, axisymmetric post-buckling behavior of a functionally graded circular plate under radial compression was investigated.
摘要基于经典非线性板理论，研究了功能梯度圆板在均匀的径向压力作用下的轴对称过屈曲问题。
