..............................................56 万方数据目录 III 6 全文总结及工作展望..........................................................................................................57 6.1 全文总结...................................................................................................................57 6.2 工作展望...................................................................................................................58 攻读学位期间参加的科研项目及发表的学术论文..............................................................59 致谢........................................................................................................................................61 参考文献..................................................................................................................................63 万方数据