accelerated flow method的用法和样例：
- An expansion wave in accelerating flow broadens.
- Improved optical flow method and its application in the study on FAE[J].
- Based on the axisymmetrical potential flow theory of an invicid incompressible fluid, the exact solution of an longitudinally accelerated flow passing an ellipsoid was obtained.
- According to Newton-Raphson(NR) method, a new power flow method based on reliable power flow technique is proposed.