重力勘查工作中基于大样法的松散沉积层密度测定方法的改进 |
耿涛, 冯凡, 杜辉, 冯治汉, 郭培虹 |
The improvement of density measurement method of loose sedimentary based on large sample method in gravity survey |
GENG Tao, FENG Fan, DU Hui, FENG Zhi-Han, GUO Pei-Hong |
图6 平行六面体可分割为六个相等的四面体 |
Fig.6 A parallelepiped can be divided into six equal tetrahedrons |
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