| 1. | The choice of kernel , the definition of smoothing length , the approach of searching the nearest neighbors , how to dispose boundary , and how to initialize the particles etc . the current researches pave a way for us to continue investigating r - t instability and extend science and engineering applications of sph technique 第五章详细讨论了sph执行中的若干关键问题,如光滑核的选择、光滑长度的确定、邻居的搜索算法、边界条件的处理、以及初始质点的设置等。以上工作为后续r - t不稳定性的研究,和扩展sph方法的工程应用奠定了基础。 |