为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

In this paper, we fix the genus of SD-splittings of a compression body. We also discuss the uniqueness for minimal D-spl......

<正>In this paper, we fix the genus of SD-splittings of a compression body. We also discuss the uniqueness for minimal D......