1 | The Mesoproterozoic Tieling Formation in Huailai, Hebei province, consists principally of an association of littoral- neritic carbonate rocks. | |
2 | XML's structure was applied to express the aggregation relationship between tuples in data cubes. | |
3 | Xiaoqingshan copper ore deposit occurred in Xiaoqingshan formation, Huili Group, Middle Proterozoic Suberathem, and the ore bodies obviously are hosted by the formation. | |
4 | Because of the relations among the tuples , the attributes and thd elements, inference becomes an important problem of the security database. | |
5 | Meso proterozoic carbonate-hosted disseminated (MPCD) gold deposits are a new type of gold deposit which is discovered in recent years. |