等高线空间关系
spatial relationship of contour
高等数学空间关系
higher mathematics’ space relation
混合维空间关系
multi-dimensional spatial relation
结合空间关系
integrated spatial relation
近似空间关系代数
Approximate spatial relation algebra
空间关系表示
spatial relation representation
空间关系的定性表达
qualitative representation of spatial relations
空间关系几何约束
spatial relation geometric constraint
空间关系计算
calculation of spatial relations
computation of spatial relations
空间关系描述
Spatial relation descriptor
空间关系求解
resolving spatial relationship
空间关系图
space myopia (empty-field myopia
空间关系推理
spatial relation reasoning
spatial relations reasoning
空间关系维护
Protection of Spatial Relations