This paper presents a sequentialapproximation method specifically for engineering optimization problems with the three characteristics.
本文提出了一种连续的近似方法，专门为工程优化问题的三个特点。
2
The improved approximate expressions are proposed to create the sequentialapproximation problems which are solved with the constrained variable metric method.
用该近似函数形成结构优化原问题的序列近似问题，再用约束变尺度法解近似问题。
3
The response surface approximation models are used to replace the original complex vehicle performance model, the optimization is conducted using a sequential quadratic programming algorithm.