·2,447,543篇论文数据，部分数据来源于NoteExpress
The earths surface observation is extended to the region beyond the source with a methodof sphere surrounding three-dimensional finite source.
用梭形旋转曲面包围三维有界场源，将位场的地表观测值延拓到场源之外的空间区域。
youdao
应用推荐
模块上移
模块下移
不移动